Home / 3,255.80-4,884.17-1,307.88

Finding the Fourth Proportional to 3,255.80, 4,884.17 and 1,307.88

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Solution

The fourth proportional to 3,255.80, 4,884.17 and 1,307.88 is: 1,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.80 : 4,884.17 = 1,307.88 : x
  2. Step 2: Convert to fraction form
    3,255.80/4,884.17 = 1,307.88/x
  3. Step 3: Cross multiply
    3,255.80x = 4,884.17 × 1,307.88
  4. Step 4: Simplify right side
    3,255.80x = 6,387,901.72
  5. Step 5: Solve for x
    x = 6,387,901.72/3,255.80
  6. Step 6: Final answer
    x = 1,962.01

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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.