Home / 3,792.72-5,230.92-2,613.52

Finding the Fourth Proportional to 3,792.72, 5,230.92 and 2,613.52

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Solution

The fourth proportional to 3,792.72, 5,230.92 and 2,613.52 is: 3,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.72 : 5,230.92 = 2,613.52 : x
  2. Step 2: Convert to fraction form
    3,792.72/5,230.92 = 2,613.52/x
  3. Step 3: Cross multiply
    3,792.72x = 5,230.92 × 2,613.52
  4. Step 4: Simplify right side
    3,792.72x = 13,671,114.04
  5. Step 5: Solve for x
    x = 13,671,114.04/3,792.72
  6. Step 6: Final answer
    x = 3,604.57

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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.