Home / 5,675.32-7,825.48-3,996.19

Finding the Fourth Proportional to 5,675.32, 7,825.48 and 3,996.19

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Solution

The fourth proportional to 5,675.32, 7,825.48 and 3,996.19 is: 5,510.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.32 : 7,825.48 = 3,996.19 : x
  2. Step 2: Convert to fraction form
    5,675.32/7,825.48 = 3,996.19/x
  3. Step 3: Cross multiply
    5,675.32x = 7,825.48 × 3,996.19
  4. Step 4: Simplify right side
    5,675.32x = 31,272,104.92
  5. Step 5: Solve for x
    x = 31,272,104.92/5,675.32
  6. Step 6: Final answer
    x = 5,510.19

Related Problems

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Half scale
Find fourth proportional to 11,350.64, 15,650.96 and 7,992.38
Double scale
Find fourth proportional to 5,676.32, 7,826.86 and 3,997.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.