Home / 5,537.68-8,306.50-1,641.78

Finding the Fourth Proportional to 5,537.68, 8,306.50 and 1,641.78

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Solution

The fourth proportional to 5,537.68, 8,306.50 and 1,641.78 is: 2,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.68 : 8,306.50 = 1,641.78 : x
  2. Step 2: Convert to fraction form
    5,537.68/8,306.50 = 1,641.78/x
  3. Step 3: Cross multiply
    5,537.68x = 8,306.50 × 1,641.78
  4. Step 4: Simplify right side
    5,537.68x = 13,637,445.57
  5. Step 5: Solve for x
    x = 13,637,445.57/5,537.68
  6. Step 6: Final answer
    x = 2,462.66

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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.