Home / 4,143.12-5,717.52-2,375.10

Finding the Fourth Proportional to 4,143.12, 5,717.52 and 2,375.10

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Solution

The fourth proportional to 4,143.12, 5,717.52 and 2,375.10 is: 3,277.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.12 : 5,717.52 = 2,375.10 : x
  2. Step 2: Convert to fraction form
    4,143.12/5,717.52 = 2,375.10/x
  3. Step 3: Cross multiply
    4,143.12x = 5,717.52 × 2,375.10
  4. Step 4: Simplify right side
    4,143.12x = 13,579,681.75
  5. Step 5: Solve for x
    x = 13,579,681.75/4,143.12
  6. Step 6: Final answer
    x = 3,277.65

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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.