Home / 8,088.33-12,125.28-3,156.82

Finding the Fourth Proportional to 8,088.33, 12,125.28 and 3,156.82

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Solution

The fourth proportional to 8,088.33, 12,125.28 and 3,156.82 is: 4,732.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.33 : 12,125.28 = 3,156.82 : x
  2. Step 2: Convert to fraction form
    8,088.33/12,125.28 = 3,156.82/x
  3. Step 3: Cross multiply
    8,088.33x = 12,125.28 × 3,156.82
  4. Step 4: Simplify right side
    8,088.33x = 38,277,310.63
  5. Step 5: Solve for x
    x = 38,277,310.63/8,088.33
  6. Step 6: Final answer
    x = 4,732.41

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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.