Home / 5,469.30-8,202.96-1,572.75

Finding the Fourth Proportional to 5,469.30, 8,202.96 and 1,572.75

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Solution

The fourth proportional to 5,469.30, 8,202.96 and 1,572.75 is: 2,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.30 : 8,202.96 = 1,572.75 : x
  2. Step 2: Convert to fraction form
    5,469.30/8,202.96 = 1,572.75/x
  3. Step 3: Cross multiply
    5,469.30x = 8,202.96 × 1,572.75
  4. Step 4: Simplify right side
    5,469.30x = 12,901,205.34
  5. Step 5: Solve for x
    x = 12,901,205.34/5,469.30
  6. Step 6: Final answer
    x = 2,358.84

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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.