Home / 5,514.75-8,273.36-1,816.83

Finding the Fourth Proportional to 5,514.75, 8,273.36 and 1,816.83

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Solution

The fourth proportional to 5,514.75, 8,273.36 and 1,816.83 is: 2,725.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.75 : 8,273.36 = 1,816.83 : x
  2. Step 2: Convert to fraction form
    5,514.75/8,273.36 = 1,816.83/x
  3. Step 3: Cross multiply
    5,514.75x = 8,273.36 × 1,816.83
  4. Step 4: Simplify right side
    5,514.75x = 15,031,288.65
  5. Step 5: Solve for x
    x = 15,031,288.65/5,514.75
  6. Step 6: Final answer
    x = 2,725.65

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Half scale
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Double scale
Find fourth proportional to 5,515.75, 8,274.86 and 1,817.83
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.