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Finding the Fourth Proportional to 9,125.49, 13,703.87 and 5,636.15

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Solution

The fourth proportional to 9,125.49, 13,703.87 and 5,636.15 is: 8,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.49 : 13,703.87 = 5,636.15 : x
  2. Step 2: Convert to fraction form
    9,125.49/13,703.87 = 5,636.15/x
  3. Step 3: Cross multiply
    9,125.49x = 13,703.87 × 5,636.15
  4. Step 4: Simplify right side
    9,125.49x = 77,237,066.90
  5. Step 5: Solve for x
    x = 77,237,066.90/9,125.49
  6. Step 6: Final answer
    x = 8,463.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.