Home / 3,257.76-4,883.74-1,177.30

Finding the Fourth Proportional to 3,257.76, 4,883.74 and 1,177.30

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Solution

The fourth proportional to 3,257.76, 4,883.74 and 1,177.30 is: 1,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.76 : 4,883.74 = 1,177.30 : x
  2. Step 2: Convert to fraction form
    3,257.76/4,883.74 = 1,177.30/x
  3. Step 3: Cross multiply
    3,257.76x = 4,883.74 × 1,177.30
  4. Step 4: Simplify right side
    3,257.76x = 5,749,627.10
  5. Step 5: Solve for x
    x = 5,749,627.10/3,257.76
  6. Step 6: Final answer
    x = 1,764.90

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1.5x scale

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.