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Finding the Fourth Proportional to 2,133.48, 3,199 and 834.24

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Solution

The fourth proportional to 2,133.48, 3,199 and 834.24 is: 1,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.48 : 3,199 = 834.24 : x
  2. Step 2: Convert to fraction form
    2,133.48/3,199 = 834.24/x
  3. Step 3: Cross multiply
    2,133.48x = 3,199 × 834.24
  4. Step 4: Simplify right side
    2,133.48x = 2,668,733.76
  5. Step 5: Solve for x
    x = 2,668,733.76/2,133.48
  6. Step 6: Final answer
    x = 1,250.88

Related Problems

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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.