Home / 2,731.01-4,098.22-1,249.99

Finding the Fourth Proportional to 2,731.01, 4,098.22 and 1,249.99

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Solution

The fourth proportional to 2,731.01, 4,098.22 and 1,249.99 is: 1,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.01 : 4,098.22 = 1,249.99 : x
  2. Step 2: Convert to fraction form
    2,731.01/4,098.22 = 1,249.99/x
  3. Step 3: Cross multiply
    2,731.01x = 4,098.22 × 1,249.99
  4. Step 4: Simplify right side
    2,731.01x = 5,122,720.65
  5. Step 5: Solve for x
    x = 5,122,720.65/2,731.01
  6. Step 6: Final answer
    x = 1,875.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.