Home / 4,827.60-7,234.65-3,842.10

Finding the Fourth Proportional to 4,827.60, 7,234.65 and 3,842.10

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Solution

The fourth proportional to 4,827.60, 7,234.65 and 3,842.10 is: 5,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.60 : 7,234.65 = 3,842.10 : x
  2. Step 2: Convert to fraction form
    4,827.60/7,234.65 = 3,842.10/x
  3. Step 3: Cross multiply
    4,827.60x = 7,234.65 × 3,842.10
  4. Step 4: Simplify right side
    4,827.60x = 27,796,248.77
  5. Step 5: Solve for x
    x = 27,796,248.77/4,827.60
  6. Step 6: Final answer
    x = 5,757.78

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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.