Home / 3,132.15-4,322.94-2,384.97

Finding the Fourth Proportional to 3,132.15, 4,322.94 and 2,384.97

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Solution

The fourth proportional to 3,132.15, 4,322.94 and 2,384.97 is: 3,291.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.15 : 4,322.94 = 2,384.97 : x
  2. Step 2: Convert to fraction form
    3,132.15/4,322.94 = 2,384.97/x
  3. Step 3: Cross multiply
    3,132.15x = 4,322.94 × 2,384.97
  4. Step 4: Simplify right side
    3,132.15x = 10,310,082.21
  5. Step 5: Solve for x
    x = 10,310,082.21/3,132.15
  6. Step 6: Final answer
    x = 3,291.69

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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.