Home / 2,271.15-3,402.45-1,294.29

Finding the Fourth Proportional to 2,271.15, 3,402.45 and 1,294.29

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Solution

The fourth proportional to 2,271.15, 3,402.45 and 1,294.29 is: 1,939.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.15 : 3,402.45 = 1,294.29 : x
  2. Step 2: Convert to fraction form
    2,271.15/3,402.45 = 1,294.29/x
  3. Step 3: Cross multiply
    2,271.15x = 3,402.45 × 1,294.29
  4. Step 4: Simplify right side
    2,271.15x = 4,403,757.01
  5. Step 5: Solve for x
    x = 4,403,757.01/2,271.15
  6. Step 6: Final answer
    x = 1,939.00

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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.