Home / 2,175.32-3,263.00-531.87

Finding the Fourth Proportional to 2,175.32, 3,263.00 and 531.87

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Solution

The fourth proportional to 2,175.32, 3,263.00 and 531.87 is: 797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.32 : 3,263.00 = 531.87 : x
  2. Step 2: Convert to fraction form
    2,175.32/3,263.00 = 531.87/x
  3. Step 3: Cross multiply
    2,175.32x = 3,263.00 × 531.87
  4. Step 4: Simplify right side
    2,175.32x = 1,735,489.15
  5. Step 5: Solve for x
    x = 1,735,489.15/2,175.32
  6. Step 6: Final answer
    x = 797.81

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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.