Home / 3,307.68-4,962.24-1,086.60

Finding the Fourth Proportional to 3,307.68, 4,962.24 and 1,086.60

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Solution

The fourth proportional to 3,307.68, 4,962.24 and 1,086.60 is: 1,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.68 : 4,962.24 = 1,086.60 : x
  2. Step 2: Convert to fraction form
    3,307.68/4,962.24 = 1,086.60/x
  3. Step 3: Cross multiply
    3,307.68x = 4,962.24 × 1,086.60
  4. Step 4: Simplify right side
    3,307.68x = 5,391,969.98
  5. Step 5: Solve for x
    x = 5,391,969.98/3,307.68
  6. Step 6: Final answer
    x = 1,630.14

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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.