Home / 5,269.57-7,905.14-1,758.43

Finding the Fourth Proportional to 5,269.57, 7,905.14 and 1,758.43

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Solution

The fourth proportional to 5,269.57, 7,905.14 and 1,758.43 is: 2,637.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.57 : 7,905.14 = 1,758.43 : x
  2. Step 2: Convert to fraction form
    5,269.57/7,905.14 = 1,758.43/x
  3. Step 3: Cross multiply
    5,269.57x = 7,905.14 × 1,758.43
  4. Step 4: Simplify right side
    5,269.57x = 13,900,635.33
  5. Step 5: Solve for x
    x = 13,900,635.33/5,269.57
  6. Step 6: Final answer
    x = 2,637.91

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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.