Home / 3,765.60-5,648.34-1,168.54

Finding the Fourth Proportional to 3,765.60, 5,648.34 and 1,168.54

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Solution

The fourth proportional to 3,765.60, 5,648.34 and 1,168.54 is: 1,752.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.60 : 5,648.34 = 1,168.54 : x
  2. Step 2: Convert to fraction form
    3,765.60/5,648.34 = 1,168.54/x
  3. Step 3: Cross multiply
    3,765.60x = 5,648.34 × 1,168.54
  4. Step 4: Simplify right side
    3,765.60x = 6,600,311.22
  5. Step 5: Solve for x
    x = 6,600,311.22/3,765.60
  6. Step 6: Final answer
    x = 1,752.79

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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.