Home / 2,871.14-4,301.10-1,368.02

Finding the Fourth Proportional to 2,871.14, 4,301.10 and 1,368.02

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Solution

The fourth proportional to 2,871.14, 4,301.10 and 1,368.02 is: 2,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871.14 : 4,301.10 = 1,368.02 : x
  2. Step 2: Convert to fraction form
    2,871.14/4,301.10 = 1,368.02/x
  3. Step 3: Cross multiply
    2,871.14x = 4,301.10 × 1,368.02
  4. Step 4: Simplify right side
    2,871.14x = 5,883,990.82
  5. Step 5: Solve for x
    x = 5,883,990.82/2,871.14
  6. Step 6: Final answer
    x = 2,049.36

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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.