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Finding the Fourth Proportional to 1,835.38, 2,532.80 and 996.08

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Solution

The fourth proportional to 1,835.38, 2,532.80 and 996.08 is: 1,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.38 : 2,532.80 = 996.08 : x
  2. Step 2: Convert to fraction form
    1,835.38/2,532.80 = 996.08/x
  3. Step 3: Cross multiply
    1,835.38x = 2,532.80 × 996.08
  4. Step 4: Simplify right side
    1,835.38x = 2,522,872.78
  5. Step 5: Solve for x
    x = 2,522,872.78/1,835.38
  6. Step 6: Final answer
    x = 1,374.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.