Home / 3,160.35-4,360.64-2,569.86

Finding the Fourth Proportional to 3,160.35, 4,360.64 and 2,569.86

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Solution

The fourth proportional to 3,160.35, 4,360.64 and 2,569.86 is: 3,545.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.35 : 4,360.64 = 2,569.86 : x
  2. Step 2: Convert to fraction form
    3,160.35/4,360.64 = 2,569.86/x
  3. Step 3: Cross multiply
    3,160.35x = 4,360.64 × 2,569.86
  4. Step 4: Simplify right side
    3,160.35x = 11,206,221.46
  5. Step 5: Solve for x
    x = 11,206,221.46/3,160.35
  6. Step 6: Final answer
    x = 3,545.88

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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.