Home / 3,307.28-4,960.68-1,333.04

Finding the Fourth Proportional to 3,307.28, 4,960.68 and 1,333.04

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Solution

The fourth proportional to 3,307.28, 4,960.68 and 1,333.04 is: 1,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.28 : 4,960.68 = 1,333.04 : x
  2. Step 2: Convert to fraction form
    3,307.28/4,960.68 = 1,333.04/x
  3. Step 3: Cross multiply
    3,307.28x = 4,960.68 × 1,333.04
  4. Step 4: Simplify right side
    3,307.28x = 6,612,784.87
  5. Step 5: Solve for x
    x = 6,612,784.87/3,307.28
  6. Step 6: Final answer
    x = 1,999.46

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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.