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Finding the Fourth Proportional to 8,477.08, 12,704.10 and 6,294.04

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Solution

The fourth proportional to 8,477.08, 12,704.10 and 6,294.04 is: 9,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.08 : 12,704.10 = 6,294.04 : x
  2. Step 2: Convert to fraction form
    8,477.08/12,704.10 = 6,294.04/x
  3. Step 3: Cross multiply
    8,477.08x = 12,704.10 × 6,294.04
  4. Step 4: Simplify right side
    8,477.08x = 79,960,113.56
  5. Step 5: Solve for x
    x = 79,960,113.56/8,477.08
  6. Step 6: Final answer
    x = 9,432.51

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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.