Home / 8,755.18-12,082.04-4,776.21

Finding the Fourth Proportional to 8,755.18, 12,082.04 and 4,776.21

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Solution

The fourth proportional to 8,755.18, 12,082.04 and 4,776.21 is: 6,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.18 : 12,082.04 = 4,776.21 : x
  2. Step 2: Convert to fraction form
    8,755.18/12,082.04 = 4,776.21/x
  3. Step 3: Cross multiply
    8,755.18x = 12,082.04 × 4,776.21
  4. Step 4: Simplify right side
    8,755.18x = 57,706,306.18
  5. Step 5: Solve for x
    x = 57,706,306.18/8,755.18
  6. Step 6: Final answer
    x = 6,591.10

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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.