Home / 8,755.49-12,082.34-4,776.60

Finding the Fourth Proportional to 8,755.49, 12,082.34 and 4,776.60

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Solution

The fourth proportional to 8,755.49, 12,082.34 and 4,776.60 is: 6,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.49 : 12,082.34 = 4,776.60 : x
  2. Step 2: Convert to fraction form
    8,755.49/12,082.34 = 4,776.60/x
  3. Step 3: Cross multiply
    8,755.49x = 12,082.34 × 4,776.60
  4. Step 4: Simplify right side
    8,755.49x = 57,712,505.24
  5. Step 5: Solve for x
    x = 57,712,505.24/8,755.49
  6. Step 6: Final answer
    x = 6,591.58

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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.