Home / 3,715.08-5,125.86-2,371.56

Finding the Fourth Proportional to 3,715.08, 5,125.86 and 2,371.56

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Solution

The fourth proportional to 3,715.08, 5,125.86 and 2,371.56 is: 3,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.08 : 5,125.86 = 2,371.56 : x
  2. Step 2: Convert to fraction form
    3,715.08/5,125.86 = 2,371.56/x
  3. Step 3: Cross multiply
    3,715.08x = 5,125.86 × 2,371.56
  4. Step 4: Simplify right side
    3,715.08x = 12,156,284.54
  5. Step 5: Solve for x
    x = 12,156,284.54/3,715.08
  6. Step 6: Final answer
    x = 3,272.15

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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.