Home / 4,139.10-5,712.00-2,250.69

Finding the Fourth Proportional to 4,139.10, 5,712.00 and 2,250.69

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Solution

The fourth proportional to 4,139.10, 5,712.00 and 2,250.69 is: 3,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.10 : 5,712.00 = 2,250.69 : x
  2. Step 2: Convert to fraction form
    4,139.10/5,712.00 = 2,250.69/x
  3. Step 3: Cross multiply
    4,139.10x = 5,712.00 × 2,250.69
  4. Step 4: Simplify right side
    4,139.10x = 12,855,924.08
  5. Step 5: Solve for x
    x = 12,855,924.08/4,139.10
  6. Step 6: Final answer
    x = 3,105.97

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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.