Home / 8,098.79-12,151.35-3,167.57

Finding the Fourth Proportional to 8,098.79, 12,151.35 and 3,167.57

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Solution

The fourth proportional to 8,098.79, 12,151.35 and 3,167.57 is: 4,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.79 : 12,151.35 = 3,167.57 : x
  2. Step 2: Convert to fraction form
    8,098.79/12,151.35 = 3,167.57/x
  3. Step 3: Cross multiply
    8,098.79x = 12,151.35 × 3,167.57
  4. Step 4: Simplify right side
    8,098.79x = 38,490,282.10
  5. Step 5: Solve for x
    x = 38,490,282.10/8,098.79
  6. Step 6: Final answer
    x = 4,752.60

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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.