Home / 1,857.26-2,560.86-1,726.04

Finding the Fourth Proportional to 1,857.26, 2,560.86 and 1,726.04

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Solution

The fourth proportional to 1,857.26, 2,560.86 and 1,726.04 is: 2,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857.26 : 2,560.86 = 1,726.04 : x
  2. Step 2: Convert to fraction form
    1,857.26/2,560.86 = 1,726.04/x
  3. Step 3: Cross multiply
    1,857.26x = 2,560.86 × 1,726.04
  4. Step 4: Simplify right side
    1,857.26x = 4,420,146.79
  5. Step 5: Solve for x
    x = 4,420,146.79/1,857.26
  6. Step 6: Final answer
    x = 2,379.93

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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.