Home / 10,814.28-14,921.15-6,565.23

Finding the Fourth Proportional to 10,814.28, 14,921.15 and 6,565.23

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Solution

The fourth proportional to 10,814.28, 14,921.15 and 6,565.23 is: 9,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.28 : 14,921.15 = 6,565.23 : x
  2. Step 2: Convert to fraction form
    10,814.28/14,921.15 = 6,565.23/x
  3. Step 3: Cross multiply
    10,814.28x = 14,921.15 × 6,565.23
  4. Step 4: Simplify right side
    10,814.28x = 97,960,781.61
  5. Step 5: Solve for x
    x = 97,960,781.61/10,814.28
  6. Step 6: Final answer
    x = 9,058.47

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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.