Home / 4,972.71-6,862.38-2,734.53

Finding the Fourth Proportional to 4,972.71, 6,862.38 and 2,734.53

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Solution

The fourth proportional to 4,972.71, 6,862.38 and 2,734.53 is: 3,773.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.71 : 6,862.38 = 2,734.53 : x
  2. Step 2: Convert to fraction form
    4,972.71/6,862.38 = 2,734.53/x
  3. Step 3: Cross multiply
    4,972.71x = 6,862.38 × 2,734.53
  4. Step 4: Simplify right side
    4,972.71x = 18,765,383.98
  5. Step 5: Solve for x
    x = 18,765,383.98/4,972.71
  6. Step 6: Final answer
    x = 3,773.67

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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.