Home / 8,371.67-12,557.20-2,528.13

Finding the Fourth Proportional to 8,371.67, 12,557.20 and 2,528.13

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Solution

The fourth proportional to 8,371.67, 12,557.20 and 2,528.13 is: 3,792.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.67 : 12,557.20 = 2,528.13 : x
  2. Step 2: Convert to fraction form
    8,371.67/12,557.20 = 2,528.13/x
  3. Step 3: Cross multiply
    8,371.67x = 12,557.20 × 2,528.13
  4. Step 4: Simplify right side
    8,371.67x = 31,746,158.61
  5. Step 5: Solve for x
    x = 31,746,158.61/8,371.67
  6. Step 6: Final answer
    x = 3,792.09

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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.