Home / 1,726.29-2,381.52-1,166.56

Finding the Fourth Proportional to 1,726.29, 2,381.52 and 1,166.56

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Solution

The fourth proportional to 1,726.29, 2,381.52 and 1,166.56 is: 1,609.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.29 : 2,381.52 = 1,166.56 : x
  2. Step 2: Convert to fraction form
    1,726.29/2,381.52 = 1,166.56/x
  3. Step 3: Cross multiply
    1,726.29x = 2,381.52 × 1,166.56
  4. Step 4: Simplify right side
    1,726.29x = 2,778,176.98
  5. Step 5: Solve for x
    x = 2,778,176.98/1,726.29
  6. Step 6: Final answer
    x = 1,609.33

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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.