Home / 3,724.50-5,586.66-1,531.74

Finding the Fourth Proportional to 3,724.50, 5,586.66 and 1,531.74

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Solution

The fourth proportional to 3,724.50, 5,586.66 and 1,531.74 is: 2,297.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.50 : 5,586.66 = 1,531.74 : x
  2. Step 2: Convert to fraction form
    3,724.50/5,586.66 = 1,531.74/x
  3. Step 3: Cross multiply
    3,724.50x = 5,586.66 × 1,531.74
  4. Step 4: Simplify right side
    3,724.50x = 8,557,310.59
  5. Step 5: Solve for x
    x = 8,557,310.59/3,724.50
  6. Step 6: Final answer
    x = 2,297.57

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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.