Home / 4,143.64-5,719.17-3,723.25

Finding the Fourth Proportional to 4,143.64, 5,719.17 and 3,723.25

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Solution

The fourth proportional to 4,143.64, 5,719.17 and 3,723.25 is: 5,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.64 : 5,719.17 = 3,723.25 : x
  2. Step 2: Convert to fraction form
    4,143.64/5,719.17 = 3,723.25/x
  3. Step 3: Cross multiply
    4,143.64x = 5,719.17 × 3,723.25
  4. Step 4: Simplify right side
    4,143.64x = 21,293,899.70
  5. Step 5: Solve for x
    x = 21,293,899.70/4,143.64
  6. Step 6: Final answer
    x = 5,138.94

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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.