Home / 3,723.66-5,586.12-1,531.80

Finding the Fourth Proportional to 3,723.66, 5,586.12 and 1,531.80

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Solution

The fourth proportional to 3,723.66, 5,586.12 and 1,531.80 is: 2,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.66 : 5,586.12 = 1,531.80 : x
  2. Step 2: Convert to fraction form
    3,723.66/5,586.12 = 1,531.80/x
  3. Step 3: Cross multiply
    3,723.66x = 5,586.12 × 1,531.80
  4. Step 4: Simplify right side
    3,723.66x = 8,556,818.62
  5. Step 5: Solve for x
    x = 8,556,818.62/3,723.66
  6. Step 6: Final answer
    x = 2,297.96

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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.