Home / 7,592.20-11,389.83-3,209.65

Finding the Fourth Proportional to 7,592.20, 11,389.83 and 3,209.65

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Solution

The fourth proportional to 7,592.20, 11,389.83 and 3,209.65 is: 4,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,592.20 : 11,389.83 = 3,209.65 : x
  2. Step 2: Convert to fraction form
    7,592.20/11,389.83 = 3,209.65/x
  3. Step 3: Cross multiply
    7,592.20x = 11,389.83 × 3,209.65
  4. Step 4: Simplify right side
    7,592.20x = 36,557,310.91
  5. Step 5: Solve for x
    x = 36,557,310.91/7,592.20
  6. Step 6: Final answer
    x = 4,815.12

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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.