Home / 2,871.29-4,301.73-2,412.02

Finding the Fourth Proportional to 2,871.29, 4,301.73 and 2,412.02

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Solution

The fourth proportional to 2,871.29, 4,301.73 and 2,412.02 is: 3,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871.29 : 4,301.73 = 2,412.02 : x
  2. Step 2: Convert to fraction form
    2,871.29/4,301.73 = 2,412.02/x
  3. Step 3: Cross multiply
    2,871.29x = 4,301.73 × 2,412.02
  4. Step 4: Simplify right side
    2,871.29x = 10,375,858.79
  5. Step 5: Solve for x
    x = 10,375,858.79/2,871.29
  6. Step 6: Final answer
    x = 3,613.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.