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Finding the Fourth Proportional to 8,366.48, 12,549.96 and 4,666.64

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Solution

The fourth proportional to 8,366.48, 12,549.96 and 4,666.64 is: 7,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.48 : 12,549.96 = 4,666.64 : x
  2. Step 2: Convert to fraction form
    8,366.48/12,549.96 = 4,666.64/x
  3. Step 3: Cross multiply
    8,366.48x = 12,549.96 × 4,666.64
  4. Step 4: Simplify right side
    8,366.48x = 58,566,145.33
  5. Step 5: Solve for x
    x = 58,566,145.33/8,366.48
  6. Step 6: Final answer
    x = 7,000.09

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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.