Home / 3,715.52-5,127.94-2,299.66

Finding the Fourth Proportional to 3,715.52, 5,127.94 and 2,299.66

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Solution

The fourth proportional to 3,715.52, 5,127.94 and 2,299.66 is: 3,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.52 : 5,127.94 = 2,299.66 : x
  2. Step 2: Convert to fraction form
    3,715.52/5,127.94 = 2,299.66/x
  3. Step 3: Cross multiply
    3,715.52x = 5,127.94 × 2,299.66
  4. Step 4: Simplify right side
    3,715.52x = 11,792,524.25
  5. Step 5: Solve for x
    x = 11,792,524.25/3,715.52
  6. Step 6: Final answer
    x = 3,173.86

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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.