Home / 3,871.01-5,339.94-2,452.19

Finding the Fourth Proportional to 3,871.01, 5,339.94 and 2,452.19

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Solution

The fourth proportional to 3,871.01, 5,339.94 and 2,452.19 is: 3,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871.01 : 5,339.94 = 2,452.19 : x
  2. Step 2: Convert to fraction form
    3,871.01/5,339.94 = 2,452.19/x
  3. Step 3: Cross multiply
    3,871.01x = 5,339.94 × 2,452.19
  4. Step 4: Simplify right side
    3,871.01x = 13,094,555.40
  5. Step 5: Solve for x
    x = 13,094,555.40/3,871.01
  6. Step 6: Final answer
    x = 3,382.73

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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.