Home / 3,162.60-4,748.67-2,741.76

Finding the Fourth Proportional to 3,162.60, 4,748.67 and 2,741.76

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Solution

The fourth proportional to 3,162.60, 4,748.67 and 2,741.76 is: 4,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.60 : 4,748.67 = 2,741.76 : x
  2. Step 2: Convert to fraction form
    3,162.60/4,748.67 = 2,741.76/x
  3. Step 3: Cross multiply
    3,162.60x = 4,748.67 × 2,741.76
  4. Step 4: Simplify right side
    3,162.60x = 13,019,713.46
  5. Step 5: Solve for x
    x = 13,019,713.46/3,162.60
  6. Step 6: Final answer
    x = 4,116.78

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1.5x scale

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.