Home / 3,353.40-5,028.68-1,793.07

Finding the Fourth Proportional to 3,353.40, 5,028.68 and 1,793.07

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Solution

The fourth proportional to 3,353.40, 5,028.68 and 1,793.07 is: 2,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.40 : 5,028.68 = 1,793.07 : x
  2. Step 2: Convert to fraction form
    3,353.40/5,028.68 = 1,793.07/x
  3. Step 3: Cross multiply
    3,353.40x = 5,028.68 × 1,793.07
  4. Step 4: Simplify right side
    3,353.40x = 9,016,779.73
  5. Step 5: Solve for x
    x = 9,016,779.73/3,353.40
  6. Step 6: Final answer
    x = 2,688.85

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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.