Home / 3,728.24-5,143.65-2,610.44

Finding the Fourth Proportional to 3,728.24, 5,143.65 and 2,610.44

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Solution

The fourth proportional to 3,728.24, 5,143.65 and 2,610.44 is: 3,601.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728.24 : 5,143.65 = 2,610.44 : x
  2. Step 2: Convert to fraction form
    3,728.24/5,143.65 = 2,610.44/x
  3. Step 3: Cross multiply
    3,728.24x = 5,143.65 × 2,610.44
  4. Step 4: Simplify right side
    3,728.24x = 13,427,189.71
  5. Step 5: Solve for x
    x = 13,427,189.71/3,728.24
  6. Step 6: Final answer
    x = 3,601.48

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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.