Home / 8,088.13-12,132.16-3,158.27

Finding the Fourth Proportional to 8,088.13, 12,132.16 and 3,158.27

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Solution

The fourth proportional to 8,088.13, 12,132.16 and 3,158.27 is: 4,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.13 : 12,132.16 = 3,158.27 : x
  2. Step 2: Convert to fraction form
    8,088.13/12,132.16 = 3,158.27/x
  3. Step 3: Cross multiply
    8,088.13x = 12,132.16 × 3,158.27
  4. Step 4: Simplify right side
    8,088.13x = 38,316,568.41
  5. Step 5: Solve for x
    x = 38,316,568.41/8,088.13
  6. Step 6: Final answer
    x = 4,737.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.