Home / 3,500.50-5,251.01-1,001.65

Finding the Fourth Proportional to 3,500.50, 5,251.01 and 1,001.65

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Solution

The fourth proportional to 3,500.50, 5,251.01 and 1,001.65 is: 1,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.50 : 5,251.01 = 1,001.65 : x
  2. Step 2: Convert to fraction form
    3,500.50/5,251.01 = 1,001.65/x
  3. Step 3: Cross multiply
    3,500.50x = 5,251.01 × 1,001.65
  4. Step 4: Simplify right side
    3,500.50x = 5,259,674.17
  5. Step 5: Solve for x
    x = 5,259,674.17/3,500.50
  6. Step 6: Final answer
    x = 1,502.55

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Half scale
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Double scale
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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.