Home / 4,234.20-5,842.26-2,661.72

Finding the Fourth Proportional to 4,234.20, 5,842.26 and 2,661.72

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Solution

The fourth proportional to 4,234.20, 5,842.26 and 2,661.72 is: 3,672.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.20 : 5,842.26 = 2,661.72 : x
  2. Step 2: Convert to fraction form
    4,234.20/5,842.26 = 2,661.72/x
  3. Step 3: Cross multiply
    4,234.20x = 5,842.26 × 2,661.72
  4. Step 4: Simplify right side
    4,234.20x = 15,550,460.29
  5. Step 5: Solve for x
    x = 15,550,460.29/4,234.20
  6. Step 6: Final answer
    x = 3,672.59

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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.