Home / 9,915.53-14,874.67-3,343.60

Finding the Fourth Proportional to 9,915.53, 14,874.67 and 3,343.60

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Solution

The fourth proportional to 9,915.53, 14,874.67 and 3,343.60 is: 5,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,915.53 : 14,874.67 = 3,343.60 : x
  2. Step 2: Convert to fraction form
    9,915.53/14,874.67 = 3,343.60/x
  3. Step 3: Cross multiply
    9,915.53x = 14,874.67 × 3,343.60
  4. Step 4: Simplify right side
    9,915.53x = 49,734,946.61
  5. Step 5: Solve for x
    x = 49,734,946.61/9,915.53
  6. Step 6: Final answer
    x = 5,015.86

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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.