Home / 3,255.28-4,881.91-1,175.02

Finding the Fourth Proportional to 3,255.28, 4,881.91 and 1,175.02

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Solution

The fourth proportional to 3,255.28, 4,881.91 and 1,175.02 is: 1,762.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.28 : 4,881.91 = 1,175.02 : x
  2. Step 2: Convert to fraction form
    3,255.28/4,881.91 = 1,175.02/x
  3. Step 3: Cross multiply
    3,255.28x = 4,881.91 × 1,175.02
  4. Step 4: Simplify right side
    3,255.28x = 5,736,311.60
  5. Step 5: Solve for x
    x = 5,736,311.60/3,255.28
  6. Step 6: Final answer
    x = 1,762.16

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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.