Home / 10,126.97-13,972.99-5,875.57

Finding the Fourth Proportional to 10,126.97, 13,972.99 and 5,875.57

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Solution

The fourth proportional to 10,126.97, 13,972.99 and 5,875.57 is: 8,106.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.97 : 13,972.99 = 5,875.57 : x
  2. Step 2: Convert to fraction form
    10,126.97/13,972.99 = 5,875.57/x
  3. Step 3: Cross multiply
    10,126.97x = 13,972.99 × 5,875.57
  4. Step 4: Simplify right side
    10,126.97x = 82,099,251.48
  5. Step 5: Solve for x
    x = 82,099,251.48/10,126.97
  6. Step 6: Final answer
    x = 8,106.99

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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.