Home / 8,884.38-12,259.96-5,527.11

Finding the Fourth Proportional to 8,884.38, 12,259.96 and 5,527.11

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Solution

The fourth proportional to 8,884.38, 12,259.96 and 5,527.11 is: 7,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.38 : 12,259.96 = 5,527.11 : x
  2. Step 2: Convert to fraction form
    8,884.38/12,259.96 = 5,527.11/x
  3. Step 3: Cross multiply
    8,884.38x = 12,259.96 × 5,527.11
  4. Step 4: Simplify right side
    8,884.38x = 67,762,147.52
  5. Step 5: Solve for x
    x = 67,762,147.52/8,884.38
  6. Step 6: Final answer
    x = 7,627.11

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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.