Home / 3,531.70-5,297.19-1,066.57

Finding the Fourth Proportional to 3,531.70, 5,297.19 and 1,066.57

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Solution

The fourth proportional to 3,531.70, 5,297.19 and 1,066.57 is: 1,599.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.70 : 5,297.19 = 1,066.57 : x
  2. Step 2: Convert to fraction form
    3,531.70/5,297.19 = 1,066.57/x
  3. Step 3: Cross multiply
    3,531.70x = 5,297.19 × 1,066.57
  4. Step 4: Simplify right side
    3,531.70x = 5,649,823.94
  5. Step 5: Solve for x
    x = 5,649,823.94/3,531.70
  6. Step 6: Final answer
    x = 1,599.75

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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.