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Finding the Fourth Proportional to 8,368.92, 11,548.96 and 4,592.16

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Solution

The fourth proportional to 8,368.92, 11,548.96 and 4,592.16 is: 6,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368.92 : 11,548.96 = 4,592.16 : x
  2. Step 2: Convert to fraction form
    8,368.92/11,548.96 = 4,592.16/x
  3. Step 3: Cross multiply
    8,368.92x = 11,548.96 × 4,592.16
  4. Step 4: Simplify right side
    8,368.92x = 53,034,672.15
  5. Step 5: Solve for x
    x = 53,034,672.15/8,368.92
  6. Step 6: Final answer
    x = 6,337.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.