Home / 7,273.20-10,909.80-2,343.23

Finding the Fourth Proportional to 7,273.20, 10,909.80 and 2,343.23

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Solution

The fourth proportional to 7,273.20, 10,909.80 and 2,343.23 is: 3,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.20 : 10,909.80 = 2,343.23 : x
  2. Step 2: Convert to fraction form
    7,273.20/10,909.80 = 2,343.23/x
  3. Step 3: Cross multiply
    7,273.20x = 10,909.80 × 2,343.23
  4. Step 4: Simplify right side
    7,273.20x = 25,564,170.65
  5. Step 5: Solve for x
    x = 25,564,170.65/7,273.20
  6. Step 6: Final answer
    x = 3,514.85

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Double scale
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Similar ratio
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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.