Home / 5,233.32-7,228.37-3,912.88

Finding the Fourth Proportional to 5,233.32, 7,228.37 and 3,912.88

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Solution

The fourth proportional to 5,233.32, 7,228.37 and 3,912.88 is: 5,404.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.32 : 7,228.37 = 3,912.88 : x
  2. Step 2: Convert to fraction form
    5,233.32/7,228.37 = 3,912.88/x
  3. Step 3: Cross multiply
    5,233.32x = 7,228.37 × 3,912.88
  4. Step 4: Simplify right side
    5,233.32x = 28,283,744.41
  5. Step 5: Solve for x
    x = 28,283,744.41/5,233.32
  6. Step 6: Final answer
    x = 5,404.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.