Home / 4,151.76-5,728.17-2,383.02

Finding the Fourth Proportional to 4,151.76, 5,728.17 and 2,383.02

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Solution

The fourth proportional to 4,151.76, 5,728.17 and 2,383.02 is: 3,287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.76 : 5,728.17 = 2,383.02 : x
  2. Step 2: Convert to fraction form
    4,151.76/5,728.17 = 2,383.02/x
  3. Step 3: Cross multiply
    4,151.76x = 5,728.17 × 2,383.02
  4. Step 4: Simplify right side
    4,151.76x = 13,650,343.67
  5. Step 5: Solve for x
    x = 13,650,343.67/4,151.76
  6. Step 6: Final answer
    x = 3,287.85

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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.