Home / 5,449.30-7,520.04-3,059.33

Finding the Fourth Proportional to 5,449.30, 7,520.04 and 3,059.33

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Solution

The fourth proportional to 5,449.30, 7,520.04 and 3,059.33 is: 4,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.30 : 7,520.04 = 3,059.33 : x
  2. Step 2: Convert to fraction form
    5,449.30/7,520.04 = 3,059.33/x
  3. Step 3: Cross multiply
    5,449.30x = 7,520.04 × 3,059.33
  4. Step 4: Simplify right side
    5,449.30x = 23,006,246.37
  5. Step 5: Solve for x
    x = 23,006,246.37/5,449.30
  6. Step 6: Final answer
    x = 4,221.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.