Home / 6,286.78-9,432.90-2,392.30

Finding the Fourth Proportional to 6,286.78, 9,432.90 and 2,392.30

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Solution

The fourth proportional to 6,286.78, 9,432.90 and 2,392.30 is: 3,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.78 : 9,432.90 = 2,392.30 : x
  2. Step 2: Convert to fraction form
    6,286.78/9,432.90 = 2,392.30/x
  3. Step 3: Cross multiply
    6,286.78x = 9,432.90 × 2,392.30
  4. Step 4: Simplify right side
    6,286.78x = 22,566,326.67
  5. Step 5: Solve for x
    x = 22,566,326.67/6,286.78
  6. Step 6: Final answer
    x = 3,589.49

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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.