Home / 8,202.91-12,306.36-2,359.48

Finding the Fourth Proportional to 8,202.91, 12,306.36 and 2,359.48

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Solution

The fourth proportional to 8,202.91, 12,306.36 and 2,359.48 is: 3,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.91 : 12,306.36 = 2,359.48 : x
  2. Step 2: Convert to fraction form
    8,202.91/12,306.36 = 2,359.48/x
  3. Step 3: Cross multiply
    8,202.91x = 12,306.36 × 2,359.48
  4. Step 4: Simplify right side
    8,202.91x = 29,036,610.29
  5. Step 5: Solve for x
    x = 29,036,610.29/8,202.91
  6. Step 6: Final answer
    x = 3,539.79

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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.