Home / 3,715.55-5,127.45-2,037.03

Finding the Fourth Proportional to 3,715.55, 5,127.45 and 2,037.03

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Solution

The fourth proportional to 3,715.55, 5,127.45 and 2,037.03 is: 2,811.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.55 : 5,127.45 = 2,037.03 : x
  2. Step 2: Convert to fraction form
    3,715.55/5,127.45 = 2,037.03/x
  3. Step 3: Cross multiply
    3,715.55x = 5,127.45 × 2,037.03
  4. Step 4: Simplify right side
    3,715.55x = 10,444,742.61
  5. Step 5: Solve for x
    x = 10,444,742.61/3,715.55
  6. Step 6: Final answer
    x = 2,811.09

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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.