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Finding the Fourth Proportional to 5,663.92, 8,495.88 and 4,934.02

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Solution

The fourth proportional to 5,663.92, 8,495.88 and 4,934.02 is: 7,401.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.92 : 8,495.88 = 4,934.02 : x
  2. Step 2: Convert to fraction form
    5,663.92/8,495.88 = 4,934.02/x
  3. Step 3: Cross multiply
    5,663.92x = 8,495.88 × 4,934.02
  4. Step 4: Simplify right side
    5,663.92x = 41,918,841.84
  5. Step 5: Solve for x
    x = 41,918,841.84/5,663.92
  6. Step 6: Final answer
    x = 7,401.03

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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.