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Finding the Fourth Proportional to 8,996.81, 13,499.10 and 4,831.97

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Solution

The fourth proportional to 8,996.81, 13,499.10 and 4,831.97 is: 7,250.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.81 : 13,499.10 = 4,831.97 : x
  2. Step 2: Convert to fraction form
    8,996.81/13,499.10 = 4,831.97/x
  3. Step 3: Cross multiply
    8,996.81x = 13,499.10 × 4,831.97
  4. Step 4: Simplify right side
    8,996.81x = 65,227,178.73
  5. Step 5: Solve for x
    x = 65,227,178.73/8,996.81
  6. Step 6: Final answer
    x = 7,250.04

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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.