Home / 5,236.31-7,232.52-3,915.89

Finding the Fourth Proportional to 5,236.31, 7,232.52 and 3,915.89

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Solution

The fourth proportional to 5,236.31, 7,232.52 and 3,915.89 is: 5,408.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.31 : 7,232.52 = 3,915.89 : x
  2. Step 2: Convert to fraction form
    5,236.31/7,232.52 = 3,915.89/x
  3. Step 3: Cross multiply
    5,236.31x = 7,232.52 × 3,915.89
  4. Step 4: Simplify right side
    5,236.31x = 28,321,752.74
  5. Step 5: Solve for x
    x = 28,321,752.74/5,236.31
  6. Step 6: Final answer
    x = 5,408.72

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