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Finding the Fourth Proportional to 9,253.14, 13,879.71 and 5,355.42

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Solution

The fourth proportional to 9,253.14, 13,879.71 and 5,355.42 is: 8,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.14 : 13,879.71 = 5,355.42 : x
  2. Step 2: Convert to fraction form
    9,253.14/13,879.71 = 5,355.42/x
  3. Step 3: Cross multiply
    9,253.14x = 13,879.71 × 5,355.42
  4. Step 4: Simplify right side
    9,253.14x = 74,331,676.53
  5. Step 5: Solve for x
    x = 74,331,676.53/9,253.14
  6. Step 6: Final answer
    x = 8,033.13

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Similar ratio
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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.