Home / 8,777.32-13,169.46-5,273.92

Finding the Fourth Proportional to 8,777.32, 13,169.46 and 5,273.92

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Solution

The fourth proportional to 8,777.32, 13,169.46 and 5,273.92 is: 7,912.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.32 : 13,169.46 = 5,273.92 : x
  2. Step 2: Convert to fraction form
    8,777.32/13,169.46 = 5,273.92/x
  3. Step 3: Cross multiply
    8,777.32x = 13,169.46 × 5,273.92
  4. Step 4: Simplify right side
    8,777.32x = 69,454,678.48
  5. Step 5: Solve for x
    x = 69,454,678.48/8,777.32
  6. Step 6: Final answer
    x = 7,912.97

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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.