Home / 3,732.72-5,150.09-2,407.19

Finding the Fourth Proportional to 3,732.72, 5,150.09 and 2,407.19

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Solution

The fourth proportional to 3,732.72, 5,150.09 and 2,407.19 is: 3,321.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.72 : 5,150.09 = 2,407.19 : x
  2. Step 2: Convert to fraction form
    3,732.72/5,150.09 = 2,407.19/x
  3. Step 3: Cross multiply
    3,732.72x = 5,150.09 × 2,407.19
  4. Step 4: Simplify right side
    3,732.72x = 12,397,207.36
  5. Step 5: Solve for x
    x = 12,397,207.36/3,732.72
  6. Step 6: Final answer
    x = 3,321.23

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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.