Home / 3,715.97-5,127.96-2,037.39

Finding the Fourth Proportional to 3,715.97, 5,127.96 and 2,037.39

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Solution

The fourth proportional to 3,715.97, 5,127.96 and 2,037.39 is: 2,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.97 : 5,127.96 = 2,037.39 : x
  2. Step 2: Convert to fraction form
    3,715.97/5,127.96 = 2,037.39/x
  3. Step 3: Cross multiply
    3,715.97x = 5,127.96 × 2,037.39
  4. Step 4: Simplify right side
    3,715.97x = 10,447,642.83
  5. Step 5: Solve for x
    x = 10,447,642.83/3,715.97
  6. Step 6: Final answer
    x = 2,811.56

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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.