Home / 3,102.72-4,281.24-1,844.52

Finding the Fourth Proportional to 3,102.72, 4,281.24 and 1,844.52

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Solution

The fourth proportional to 3,102.72, 4,281.24 and 1,844.52 is: 2,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.72 : 4,281.24 = 1,844.52 : x
  2. Step 2: Convert to fraction form
    3,102.72/4,281.24 = 1,844.52/x
  3. Step 3: Cross multiply
    3,102.72x = 4,281.24 × 1,844.52
  4. Step 4: Simplify right side
    3,102.72x = 7,896,832.80
  5. Step 5: Solve for x
    x = 7,896,832.80/3,102.72
  6. Step 6: Final answer
    x = 2,545.13

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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.