Home / 5,625.48-8,436.18-1,926.75

Finding the Fourth Proportional to 5,625.48, 8,436.18 and 1,926.75

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Solution

The fourth proportional to 5,625.48, 8,436.18 and 1,926.75 is: 2,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.48 : 8,436.18 = 1,926.75 : x
  2. Step 2: Convert to fraction form
    5,625.48/8,436.18 = 1,926.75/x
  3. Step 3: Cross multiply
    5,625.48x = 8,436.18 × 1,926.75
  4. Step 4: Simplify right side
    5,625.48x = 16,254,409.82
  5. Step 5: Solve for x
    x = 16,254,409.82/5,625.48
  6. Step 6: Final answer
    x = 2,889.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.