Home / 4,770.13-6,581.43-3,091.61

Finding the Fourth Proportional to 4,770.13, 6,581.43 and 3,091.61

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Solution

The fourth proportional to 4,770.13, 6,581.43 and 3,091.61 is: 4,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.13 : 6,581.43 = 3,091.61 : x
  2. Step 2: Convert to fraction form
    4,770.13/6,581.43 = 3,091.61/x
  3. Step 3: Cross multiply
    4,770.13x = 6,581.43 × 3,091.61
  4. Step 4: Simplify right side
    4,770.13x = 20,347,181.90
  5. Step 5: Solve for x
    x = 20,347,181.90/4,770.13
  6. Step 6: Final answer
    x = 4,265.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.