Home / 8,831.30-13,246.94-2,591.53

Finding the Fourth Proportional to 8,831.30, 13,246.94 and 2,591.53

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Solution

The fourth proportional to 8,831.30, 13,246.94 and 2,591.53 is: 3,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.30 : 13,246.94 = 2,591.53 : x
  2. Step 2: Convert to fraction form
    8,831.30/13,246.94 = 2,591.53/x
  3. Step 3: Cross multiply
    8,831.30x = 13,246.94 × 2,591.53
  4. Step 4: Simplify right side
    8,831.30x = 34,329,815.78
  5. Step 5: Solve for x
    x = 34,329,815.78/8,831.30
  6. Step 6: Final answer
    x = 3,887.29

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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.