Home / 8,632.62-12,948.96-2,793.32

Finding the Fourth Proportional to 8,632.62, 12,948.96 and 2,793.32

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Solution

The fourth proportional to 8,632.62, 12,948.96 and 2,793.32 is: 4,189.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632.62 : 12,948.96 = 2,793.32 : x
  2. Step 2: Convert to fraction form
    8,632.62/12,948.96 = 2,793.32/x
  3. Step 3: Cross multiply
    8,632.62x = 12,948.96 × 2,793.32
  4. Step 4: Simplify right side
    8,632.62x = 36,170,588.95
  5. Step 5: Solve for x
    x = 36,170,588.95/8,632.62
  6. Step 6: Final answer
    x = 4,189.99

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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.