Home / 2,564.50-3,847.02-1,177.60

Finding the Fourth Proportional to 2,564.50, 3,847.02 and 1,177.60

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Solution

The fourth proportional to 2,564.50, 3,847.02 and 1,177.60 is: 1,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.50 : 3,847.02 = 1,177.60 : x
  2. Step 2: Convert to fraction form
    2,564.50/3,847.02 = 1,177.60/x
  3. Step 3: Cross multiply
    2,564.50x = 3,847.02 × 1,177.60
  4. Step 4: Simplify right side
    2,564.50x = 4,530,250.75
  5. Step 5: Solve for x
    x = 4,530,250.75/2,564.50
  6. Step 6: Final answer
    x = 1,766.52

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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.