Home / 8,915.44-13,370.48-3,364.80

Finding the Fourth Proportional to 8,915.44, 13,370.48 and 3,364.80

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Solution

The fourth proportional to 8,915.44, 13,370.48 and 3,364.80 is: 5,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.44 : 13,370.48 = 3,364.80 : x
  2. Step 2: Convert to fraction form
    8,915.44/13,370.48 = 3,364.80/x
  3. Step 3: Cross multiply
    8,915.44x = 13,370.48 × 3,364.80
  4. Step 4: Simplify right side
    8,915.44x = 44,988,991.10
  5. Step 5: Solve for x
    x = 44,988,991.10/8,915.44
  6. Step 6: Final answer
    x = 5,046.19

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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.