Home / 2,269.78-3,397.60-1,748.43

Finding the Fourth Proportional to 2,269.78, 3,397.60 and 1,748.43

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Solution

The fourth proportional to 2,269.78, 3,397.60 and 1,748.43 is: 2,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.78 : 3,397.60 = 1,748.43 : x
  2. Step 2: Convert to fraction form
    2,269.78/3,397.60 = 1,748.43/x
  3. Step 3: Cross multiply
    2,269.78x = 3,397.60 × 1,748.43
  4. Step 4: Simplify right side
    2,269.78x = 5,940,465.77
  5. Step 5: Solve for x
    x = 5,940,465.77/2,269.78
  6. Step 6: Final answer
    x = 2,617.20

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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.