Home / 2,295.59-3,167.95-1,247.66

Finding the Fourth Proportional to 2,295.59, 3,167.95 and 1,247.66

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Solution

The fourth proportional to 2,295.59, 3,167.95 and 1,247.66 is: 1,721.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.59 : 3,167.95 = 1,247.66 : x
  2. Step 2: Convert to fraction form
    2,295.59/3,167.95 = 1,247.66/x
  3. Step 3: Cross multiply
    2,295.59x = 3,167.95 × 1,247.66
  4. Step 4: Simplify right side
    2,295.59x = 3,952,508.66
  5. Step 5: Solve for x
    x = 3,952,508.66/2,295.59
  6. Step 6: Final answer
    x = 1,721.78

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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.