Home / 7,193.12-10,789.54-3,242.20

Finding the Fourth Proportional to 7,193.12, 10,789.54 and 3,242.20

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Solution

The fourth proportional to 7,193.12, 10,789.54 and 3,242.20 is: 4,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.12 : 10,789.54 = 3,242.20 : x
  2. Step 2: Convert to fraction form
    7,193.12/10,789.54 = 3,242.20/x
  3. Step 3: Cross multiply
    7,193.12x = 10,789.54 × 3,242.20
  4. Step 4: Simplify right side
    7,193.12x = 34,981,846.59
  5. Step 5: Solve for x
    x = 34,981,846.59/7,193.12
  6. Step 6: Final answer
    x = 4,863.24

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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.