Home / 10,539.18-15,811.65-3,614.22

Finding the Fourth Proportional to 10,539.18, 15,811.65 and 3,614.22

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Solution

The fourth proportional to 10,539.18, 15,811.65 and 3,614.22 is: 5,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.18 : 15,811.65 = 3,614.22 : x
  2. Step 2: Convert to fraction form
    10,539.18/15,811.65 = 3,614.22/x
  3. Step 3: Cross multiply
    10,539.18x = 15,811.65 × 3,614.22
  4. Step 4: Simplify right side
    10,539.18x = 57,146,781.66
  5. Step 5: Solve for x
    x = 57,146,781.66/10,539.18
  6. Step 6: Final answer
    x = 5,422.32

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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.