Home / 3,715.65-5,127.57-2,037.03

Finding the Fourth Proportional to 3,715.65, 5,127.57 and 2,037.03

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Solution

The fourth proportional to 3,715.65, 5,127.57 and 2,037.03 is: 2,811.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.65 : 5,127.57 = 2,037.03 : x
  2. Step 2: Convert to fraction form
    3,715.65/5,127.57 = 2,037.03/x
  3. Step 3: Cross multiply
    3,715.65x = 5,127.57 × 2,037.03
  4. Step 4: Simplify right side
    3,715.65x = 10,445,013.92
  5. Step 5: Solve for x
    x = 10,445,013.92/3,715.65
  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.