Home / 5,232.60-7,220.95-3,136.72

Finding the Fourth Proportional to 5,232.60, 7,220.95 and 3,136.72

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Solution

The fourth proportional to 5,232.60, 7,220.95 and 3,136.72 is: 4,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.60 : 7,220.95 = 3,136.72 : x
  2. Step 2: Convert to fraction form
    5,232.60/7,220.95 = 3,136.72/x
  3. Step 3: Cross multiply
    5,232.60x = 7,220.95 × 3,136.72
  4. Step 4: Simplify right side
    5,232.60x = 22,650,098.28
  5. Step 5: Solve for x
    x = 22,650,098.28/5,232.60
  6. Step 6: Final answer
    x = 4,328.65

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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.