Home / 8,839.05-13,256.96-3,573.78

Finding the Fourth Proportional to 8,839.05, 13,256.96 and 3,573.78

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Solution

The fourth proportional to 8,839.05, 13,256.96 and 3,573.78 is: 5,360.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.05 : 13,256.96 = 3,573.78 : x
  2. Step 2: Convert to fraction form
    8,839.05/13,256.96 = 3,573.78/x
  3. Step 3: Cross multiply
    8,839.05x = 13,256.96 × 3,573.78
  4. Step 4: Simplify right side
    8,839.05x = 47,377,440.64
  5. Step 5: Solve for x
    x = 47,377,440.64/8,839.05
  6. Step 6: Final answer
    x = 5,360.02

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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.