Home / 8,272.99-12,397.33-6,522.18

Finding the Fourth Proportional to 8,272.99, 12,397.33 and 6,522.18

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Solution

The fourth proportional to 8,272.99, 12,397.33 and 6,522.18 is: 9,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.99 : 12,397.33 = 6,522.18 : x
  2. Step 2: Convert to fraction form
    8,272.99/12,397.33 = 6,522.18/x
  3. Step 3: Cross multiply
    8,272.99x = 12,397.33 × 6,522.18
  4. Step 4: Simplify right side
    8,272.99x = 80,857,617.78
  5. Step 5: Solve for x
    x = 80,857,617.78/8,272.99
  6. Step 6: Final answer
    x = 9,773.69

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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.