Home / 5,351.28-8,020.84-3,350.90

Finding the Fourth Proportional to 5,351.28, 8,020.84 and 3,350.90

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Solution

The fourth proportional to 5,351.28, 8,020.84 and 3,350.90 is: 5,022.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.28 : 8,020.84 = 3,350.90 : x
  2. Step 2: Convert to fraction form
    5,351.28/8,020.84 = 3,350.90/x
  3. Step 3: Cross multiply
    5,351.28x = 8,020.84 × 3,350.90
  4. Step 4: Simplify right side
    5,351.28x = 26,877,032.76
  5. Step 5: Solve for x
    x = 26,877,032.76/5,351.28
  6. Step 6: Final answer
    x = 5,022.54

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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.