Home / 5,587.14-8,379.90-1,691.85

Finding the Fourth Proportional to 5,587.14, 8,379.90 and 1,691.85

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Solution

The fourth proportional to 5,587.14, 8,379.90 and 1,691.85 is: 2,537.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.14 : 8,379.90 = 1,691.85 : x
  2. Step 2: Convert to fraction form
    5,587.14/8,379.90 = 1,691.85/x
  3. Step 3: Cross multiply
    5,587.14x = 8,379.90 × 1,691.85
  4. Step 4: Simplify right side
    5,587.14x = 14,177,533.82
  5. Step 5: Solve for x
    x = 14,177,533.82/5,587.14
  6. Step 6: Final answer
    x = 2,537.53

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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.