Home / 10,146.73-15,220.05-2,751.17

Finding the Fourth Proportional to 10,146.73, 15,220.05 and 2,751.17

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Solution

The fourth proportional to 10,146.73, 15,220.05 and 2,751.17 is: 4,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.73 : 15,220.05 = 2,751.17 : x
  2. Step 2: Convert to fraction form
    10,146.73/15,220.05 = 2,751.17/x
  3. Step 3: Cross multiply
    10,146.73x = 15,220.05 × 2,751.17
  4. Step 4: Simplify right side
    10,146.73x = 41,872,874.02
  5. Step 5: Solve for x
    x = 41,872,874.02/10,146.73
  6. Step 6: Final answer
    x = 4,126.74

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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.