Home / 5,587.53-8,381.31-1,691.94

Finding the Fourth Proportional to 5,587.53, 8,381.31 and 1,691.94

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Solution

The fourth proportional to 5,587.53, 8,381.31 and 1,691.94 is: 2,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.53 : 8,381.31 = 1,691.94 : x
  2. Step 2: Convert to fraction form
    5,587.53/8,381.31 = 1,691.94/x
  3. Step 3: Cross multiply
    5,587.53x = 8,381.31 × 1,691.94
  4. Step 4: Simplify right side
    5,587.53x = 14,180,673.64
  5. Step 5: Solve for x
    x = 14,180,673.64/5,587.53
  6. Step 6: Final answer
    x = 2,537.91

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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.