Home / 8,149.53-11,242.42-4,792.18

Finding the Fourth Proportional to 8,149.53, 11,242.42 and 4,792.18

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Solution

The fourth proportional to 8,149.53, 11,242.42 and 4,792.18 is: 6,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.53 : 11,242.42 = 4,792.18 : x
  2. Step 2: Convert to fraction form
    8,149.53/11,242.42 = 4,792.18/x
  3. Step 3: Cross multiply
    8,149.53x = 11,242.42 × 4,792.18
  4. Step 4: Simplify right side
    8,149.53x = 53,875,700.28
  5. Step 5: Solve for x
    x = 53,875,700.28/8,149.53
  6. Step 6: Final answer
    x = 6,610.90

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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.