Home / 8,818.56-13,233.03-3,275.80

Finding the Fourth Proportional to 8,818.56, 13,233.03 and 3,275.80

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Solution

The fourth proportional to 8,818.56, 13,233.03 and 3,275.80 is: 4,915.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.56 : 13,233.03 = 3,275.80 : x
  2. Step 2: Convert to fraction form
    8,818.56/13,233.03 = 3,275.80/x
  3. Step 3: Cross multiply
    8,818.56x = 13,233.03 × 3,275.80
  4. Step 4: Simplify right side
    8,818.56x = 43,348,759.67
  5. Step 5: Solve for x
    x = 43,348,759.67/8,818.56
  6. Step 6: Final answer
    x = 4,915.63

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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.