Home / 7,833.20-11,753.54-3,450.08

Finding the Fourth Proportional to 7,833.20, 11,753.54 and 3,450.08

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Solution

The fourth proportional to 7,833.20, 11,753.54 and 3,450.08 is: 5,176.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.20 : 11,753.54 = 3,450.08 : x
  2. Step 2: Convert to fraction form
    7,833.20/11,753.54 = 3,450.08/x
  3. Step 3: Cross multiply
    7,833.20x = 11,753.54 × 3,450.08
  4. Step 4: Simplify right side
    7,833.20x = 40,550,577.27
  5. Step 5: Solve for x
    x = 40,550,577.27/7,833.20
  6. Step 6: Final answer
    x = 5,176.76

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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.