Home / 4,151.92-5,728.64-2,359

Finding the Fourth Proportional to 4,151.92, 5,728.64 and 2,359

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Solution

The fourth proportional to 4,151.92, 5,728.64 and 2,359 is: 3,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.92 : 5,728.64 = 2,359 : x
  2. Step 2: Convert to fraction form
    4,151.92/5,728.64 = 2,359/x
  3. Step 3: Cross multiply
    4,151.92x = 5,728.64 × 2,359
  4. Step 4: Simplify right side
    4,151.92x = 13,513,861.76
  5. Step 5: Solve for x
    x = 13,513,861.76/4,151.92
  6. Step 6: Final answer
    x = 3,254.85

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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.