Home / 1,902.52-2,836.45-1,854.64

Finding the Fourth Proportional to 1,902.52, 2,836.45 and 1,854.64

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Solution

The fourth proportional to 1,902.52, 2,836.45 and 1,854.64 is: 2,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.52 : 2,836.45 = 1,854.64 : x
  2. Step 2: Convert to fraction form
    1,902.52/2,836.45 = 1,854.64/x
  3. Step 3: Cross multiply
    1,902.52x = 2,836.45 × 1,854.64
  4. Step 4: Simplify right side
    1,902.52x = 5,260,593.63
  5. Step 5: Solve for x
    x = 5,260,593.63/1,902.52
  6. Step 6: Final answer
    x = 2,765.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.