Home / 1,726.10-2,382.13-1,027.38

Finding the Fourth Proportional to 1,726.10, 2,382.13 and 1,027.38

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Solution

The fourth proportional to 1,726.10, 2,382.13 and 1,027.38 is: 1,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.10 : 2,382.13 = 1,027.38 : x
  2. Step 2: Convert to fraction form
    1,726.10/2,382.13 = 1,027.38/x
  3. Step 3: Cross multiply
    1,726.10x = 2,382.13 × 1,027.38
  4. Step 4: Simplify right side
    1,726.10x = 2,447,352.72
  5. Step 5: Solve for x
    x = 2,447,352.72/1,726.10
  6. Step 6: Final answer
    x = 1,417.85

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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.