Home / 8,933.01-12,331.62-5,747.82

Finding the Fourth Proportional to 8,933.01, 12,331.62 and 5,747.82

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Solution

The fourth proportional to 8,933.01, 12,331.62 and 5,747.82 is: 7,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.01 : 12,331.62 = 5,747.82 : x
  2. Step 2: Convert to fraction form
    8,933.01/12,331.62 = 5,747.82/x
  3. Step 3: Cross multiply
    8,933.01x = 12,331.62 × 5,747.82
  4. Step 4: Simplify right side
    8,933.01x = 70,879,932.07
  5. Step 5: Solve for x
    x = 70,879,932.07/8,933.01
  6. Step 6: Final answer
    x = 7,934.61

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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.