Home / 10,126.73-13,974.46-5,877.46

Finding the Fourth Proportional to 10,126.73, 13,974.46 and 5,877.46

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Solution

The fourth proportional to 10,126.73, 13,974.46 and 5,877.46 is: 8,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.73 : 13,974.46 = 5,877.46 : x
  2. Step 2: Convert to fraction form
    10,126.73/13,974.46 = 5,877.46/x
  3. Step 3: Cross multiply
    10,126.73x = 13,974.46 × 5,877.46
  4. Step 4: Simplify right side
    10,126.73x = 82,134,329.67
  5. Step 5: Solve for x
    x = 82,134,329.67/10,126.73
  6. Step 6: Final answer
    x = 8,110.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.