Home / 3,587.67-5,377.96-1,508.20

Finding the Fourth Proportional to 3,587.67, 5,377.96 and 1,508.20

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Solution

The fourth proportional to 3,587.67, 5,377.96 and 1,508.20 is: 2,260.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.67 : 5,377.96 = 1,508.20 : x
  2. Step 2: Convert to fraction form
    3,587.67/5,377.96 = 1,508.20/x
  3. Step 3: Cross multiply
    3,587.67x = 5,377.96 × 1,508.20
  4. Step 4: Simplify right side
    3,587.67x = 8,111,039.27
  5. Step 5: Solve for x
    x = 8,111,039.27/3,587.67
  6. Step 6: Final answer
    x = 2,260.81

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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.