Home / 8,836.55-12,195.12-5,060.90

Finding the Fourth Proportional to 8,836.55, 12,195.12 and 5,060.90

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Solution

The fourth proportional to 8,836.55, 12,195.12 and 5,060.90 is: 6,984.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.55 : 12,195.12 = 5,060.90 : x
  2. Step 2: Convert to fraction form
    8,836.55/12,195.12 = 5,060.90/x
  3. Step 3: Cross multiply
    8,836.55x = 12,195.12 × 5,060.90
  4. Step 4: Simplify right side
    8,836.55x = 61,718,221.83
  5. Step 5: Solve for x
    x = 61,718,221.83/8,836.55
  6. Step 6: Final answer
    x = 6,984.43

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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.