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Finding the Fourth Proportional to 8,753.93, 12,080.73 and 4,775.27

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Solution

The fourth proportional to 8,753.93, 12,080.73 and 4,775.27 is: 6,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.93 : 12,080.73 = 4,775.27 : x
  2. Step 2: Convert to fraction form
    8,753.93/12,080.73 = 4,775.27/x
  3. Step 3: Cross multiply
    8,753.93x = 12,080.73 × 4,775.27
  4. Step 4: Simplify right side
    8,753.93x = 57,688,747.55
  5. Step 5: Solve for x
    x = 57,688,747.55/8,753.93
  6. Step 6: Final answer
    x = 6,590.04

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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.