Home / 4,765.32-7,149.18-1,842.84

Finding the Fourth Proportional to 4,765.32, 7,149.18 and 1,842.84

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Solution

The fourth proportional to 4,765.32, 7,149.18 and 1,842.84 is: 2,764.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.32 : 7,149.18 = 1,842.84 : x
  2. Step 2: Convert to fraction form
    4,765.32/7,149.18 = 1,842.84/x
  3. Step 3: Cross multiply
    4,765.32x = 7,149.18 × 1,842.84
  4. Step 4: Simplify right side
    4,765.32x = 13,174,794.87
  5. Step 5: Solve for x
    x = 13,174,794.87/4,765.32
  6. Step 6: Final answer
    x = 2,764.72

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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.