Home / 10,250.81-15,375.95-2,854.97

Finding the Fourth Proportional to 10,250.81, 15,375.95 and 2,854.97

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Solution

The fourth proportional to 10,250.81, 15,375.95 and 2,854.97 is: 4,282.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.81 : 15,375.95 = 2,854.97 : x
  2. Step 2: Convert to fraction form
    10,250.81/15,375.95 = 2,854.97/x
  3. Step 3: Cross multiply
    10,250.81x = 15,375.95 × 2,854.97
  4. Step 4: Simplify right side
    10,250.81x = 43,897,900.14
  5. Step 5: Solve for x
    x = 43,897,900.14/10,250.81
  6. Step 6: Final answer
    x = 4,282.38

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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.