Home / 2,133.48-3,200.66-834.96

Finding the Fourth Proportional to 2,133.48, 3,200.66 and 834.96

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Solution

The fourth proportional to 2,133.48, 3,200.66 and 834.96 is: 1,252.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.48 : 3,200.66 = 834.96 : x
  2. Step 2: Convert to fraction form
    2,133.48/3,200.66 = 834.96/x
  3. Step 3: Cross multiply
    2,133.48x = 3,200.66 × 834.96
  4. Step 4: Simplify right side
    2,133.48x = 2,672,423.07
  5. Step 5: Solve for x
    x = 2,672,423.07/2,133.48
  6. Step 6: Final answer
    x = 1,252.61

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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.