Home / 2,283.29-3,423.40-1,242.41

Finding the Fourth Proportional to 2,283.29, 3,423.40 and 1,242.41

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Solution

The fourth proportional to 2,283.29, 3,423.40 and 1,242.41 is: 1,862.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.29 : 3,423.40 = 1,242.41 : x
  2. Step 2: Convert to fraction form
    2,283.29/3,423.40 = 1,242.41/x
  3. Step 3: Cross multiply
    2,283.29x = 3,423.40 × 1,242.41
  4. Step 4: Simplify right side
    2,283.29x = 4,253,266.39
  5. Step 5: Solve for x
    x = 4,253,266.39/2,283.29
  6. Step 6: Final answer
    x = 1,862.78

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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.