Home / 5,543.90-7,649.96-3,305.35

Finding the Fourth Proportional to 5,543.90, 7,649.96 and 3,305.35

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Solution

The fourth proportional to 5,543.90, 7,649.96 and 3,305.35 is: 4,561.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.90 : 7,649.96 = 3,305.35 : x
  2. Step 2: Convert to fraction form
    5,543.90/7,649.96 = 3,305.35/x
  3. Step 3: Cross multiply
    5,543.90x = 7,649.96 × 3,305.35
  4. Step 4: Simplify right side
    5,543.90x = 25,285,795.29
  5. Step 5: Solve for x
    x = 25,285,795.29/5,543.90
  6. Step 6: Final answer
    x = 4,561.01

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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.