Home / 3,500.70-5,251.38-1,551.84

Finding the Fourth Proportional to 3,500.70, 5,251.38 and 1,551.84

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Solution

The fourth proportional to 3,500.70, 5,251.38 and 1,551.84 is: 2,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.70 : 5,251.38 = 1,551.84 : x
  2. Step 2: Convert to fraction form
    3,500.70/5,251.38 = 1,551.84/x
  3. Step 3: Cross multiply
    3,500.70x = 5,251.38 × 1,551.84
  4. Step 4: Simplify right side
    3,500.70x = 8,149,301.54
  5. Step 5: Solve for x
    x = 8,149,301.54/3,500.70
  6. Step 6: Final answer
    x = 2,327.91

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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.