Home / 8,871.90-12,244.68-5,337.06

Finding the Fourth Proportional to 8,871.90, 12,244.68 and 5,337.06

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Solution

The fourth proportional to 8,871.90, 12,244.68 and 5,337.06 is: 7,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.90 : 12,244.68 = 5,337.06 : x
  2. Step 2: Convert to fraction form
    8,871.90/12,244.68 = 5,337.06/x
  3. Step 3: Cross multiply
    8,871.90x = 12,244.68 × 5,337.06
  4. Step 4: Simplify right side
    8,871.90x = 65,350,591.84
  5. Step 5: Solve for x
    x = 65,350,591.84/8,871.90
  6. Step 6: Final answer
    x = 7,366.02

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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.