Home / 7,254.28-10,876.92-3,353.68

Finding the Fourth Proportional to 7,254.28, 10,876.92 and 3,353.68

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Solution

The fourth proportional to 7,254.28, 10,876.92 and 3,353.68 is: 5,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.28 : 10,876.92 = 3,353.68 : x
  2. Step 2: Convert to fraction form
    7,254.28/10,876.92 = 3,353.68/x
  3. Step 3: Cross multiply
    7,254.28x = 10,876.92 × 3,353.68
  4. Step 4: Simplify right side
    7,254.28x = 36,477,709.07
  5. Step 5: Solve for x
    x = 36,477,709.07/7,254.28
  6. Step 6: Final answer
    x = 5,028.44

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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.