Home / 8,604.38-11,875.20-5,067.56

Finding the Fourth Proportional to 8,604.38, 11,875.20 and 5,067.56

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Solution

The fourth proportional to 8,604.38, 11,875.20 and 5,067.56 is: 6,993.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.38 : 11,875.20 = 5,067.56 : x
  2. Step 2: Convert to fraction form
    8,604.38/11,875.20 = 5,067.56/x
  3. Step 3: Cross multiply
    8,604.38x = 11,875.20 × 5,067.56
  4. Step 4: Simplify right side
    8,604.38x = 60,178,288.51
  5. Step 5: Solve for x
    x = 60,178,288.51/8,604.38
  6. Step 6: Final answer
    x = 6,993.91

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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.