Home / 4,342.60-5,991.33-2,771.61

Finding the Fourth Proportional to 4,342.60, 5,991.33 and 2,771.61

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Solution

The fourth proportional to 4,342.60, 5,991.33 and 2,771.61 is: 3,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.60 : 5,991.33 = 2,771.61 : x
  2. Step 2: Convert to fraction form
    4,342.60/5,991.33 = 2,771.61/x
  3. Step 3: Cross multiply
    4,342.60x = 5,991.33 × 2,771.61
  4. Step 4: Simplify right side
    4,342.60x = 16,605,630.14
  5. Step 5: Solve for x
    x = 16,605,630.14/4,342.60
  6. Step 6: Final answer
    x = 3,823.89

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1.5x scale

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.