Home / 3,307.28-4,963.20-1,359.48

Finding the Fourth Proportional to 3,307.28, 4,963.20 and 1,359.48

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Solution

The fourth proportional to 3,307.28, 4,963.20 and 1,359.48 is: 2,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.28 : 4,963.20 = 1,359.48 : x
  2. Step 2: Convert to fraction form
    3,307.28/4,963.20 = 1,359.48/x
  3. Step 3: Cross multiply
    3,307.28x = 4,963.20 × 1,359.48
  4. Step 4: Simplify right side
    3,307.28x = 6,747,371.14
  5. Step 5: Solve for x
    x = 6,747,371.14/3,307.28
  6. Step 6: Final answer
    x = 2,040.16

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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.