Home / 1,723.19-2,377.16-1,125.41

Finding the Fourth Proportional to 1,723.19, 2,377.16 and 1,125.41

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Solution

The fourth proportional to 1,723.19, 2,377.16 and 1,125.41 is: 1,552.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.19 : 2,377.16 = 1,125.41 : x
  2. Step 2: Convert to fraction form
    1,723.19/2,377.16 = 1,125.41/x
  3. Step 3: Cross multiply
    1,723.19x = 2,377.16 × 1,125.41
  4. Step 4: Simplify right side
    1,723.19x = 2,675,279.95
  5. Step 5: Solve for x
    x = 2,675,279.95/1,723.19
  6. Step 6: Final answer
    x = 1,552.51

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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.