Home / 3,152.43-4,728.08-1,177.62

Finding the Fourth Proportional to 3,152.43, 4,728.08 and 1,177.62

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Solution

The fourth proportional to 3,152.43, 4,728.08 and 1,177.62 is: 1,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.43 : 4,728.08 = 1,177.62 : x
  2. Step 2: Convert to fraction form
    3,152.43/4,728.08 = 1,177.62/x
  3. Step 3: Cross multiply
    3,152.43x = 4,728.08 × 1,177.62
  4. Step 4: Simplify right side
    3,152.43x = 5,567,866.78
  5. Step 5: Solve for x
    x = 5,567,866.78/3,152.43
  6. Step 6: Final answer
    x = 1,766.21

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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.