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Finding the Fourth Proportional to 8,993.48, 13,491.14 and 3,451.52

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Solution

The fourth proportional to 8,993.48, 13,491.14 and 3,451.52 is: 5,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,993.48 : 13,491.14 = 3,451.52 : x
  2. Step 2: Convert to fraction form
    8,993.48/13,491.14 = 3,451.52/x
  3. Step 3: Cross multiply
    8,993.48x = 13,491.14 × 3,451.52
  4. Step 4: Simplify right side
    8,993.48x = 46,564,939.53
  5. Step 5: Solve for x
    x = 46,564,939.53/8,993.48
  6. Step 6: Final answer
    x = 5,177.63

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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.