Home / 10,831.28-14,948.17-6,581.36

Finding the Fourth Proportional to 10,831.28, 14,948.17 and 6,581.36

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Solution

The fourth proportional to 10,831.28, 14,948.17 and 6,581.36 is: 9,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.28 : 14,948.17 = 6,581.36 : x
  2. Step 2: Convert to fraction form
    10,831.28/14,948.17 = 6,581.36/x
  3. Step 3: Cross multiply
    10,831.28x = 14,948.17 × 6,581.36
  4. Step 4: Simplify right side
    10,831.28x = 98,379,309.03
  5. Step 5: Solve for x
    x = 98,379,309.03/10,831.28
  6. Step 6: Final answer
    x = 9,082.89

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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.