Home / 3,734.96-5,153.82-2,162.76

Finding the Fourth Proportional to 3,734.96, 5,153.82 and 2,162.76

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Solution

The fourth proportional to 3,734.96, 5,153.82 and 2,162.76 is: 2,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.96 : 5,153.82 = 2,162.76 : x
  2. Step 2: Convert to fraction form
    3,734.96/5,153.82 = 2,162.76/x
  3. Step 3: Cross multiply
    3,734.96x = 5,153.82 × 2,162.76
  4. Step 4: Simplify right side
    3,734.96x = 11,146,475.74
  5. Step 5: Solve for x
    x = 11,146,475.74/3,734.96
  6. Step 6: Final answer
    x = 2,984.36

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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.