Home / 4,143.15-5,718.33-2,375.91

Finding the Fourth Proportional to 4,143.15, 5,718.33 and 2,375.91

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Solution

The fourth proportional to 4,143.15, 5,718.33 and 2,375.91 is: 3,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.15 : 5,718.33 = 2,375.91 : x
  2. Step 2: Convert to fraction form
    4,143.15/5,718.33 = 2,375.91/x
  3. Step 3: Cross multiply
    4,143.15x = 5,718.33 × 2,375.91
  4. Step 4: Simplify right side
    4,143.15x = 13,586,237.43
  5. Step 5: Solve for x
    x = 13,586,237.43/4,143.15
  6. Step 6: Final answer
    x = 3,279.20

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1.5x scale

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.