Home / 2,304.73-3,181.20-1,310.56

Finding the Fourth Proportional to 2,304.73, 3,181.20 and 1,310.56

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Solution

The fourth proportional to 2,304.73, 3,181.20 and 1,310.56 is: 1,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.73 : 3,181.20 = 1,310.56 : x
  2. Step 2: Convert to fraction form
    2,304.73/3,181.20 = 1,310.56/x
  3. Step 3: Cross multiply
    2,304.73x = 3,181.20 × 1,310.56
  4. Step 4: Simplify right side
    2,304.73x = 4,169,153.47
  5. Step 5: Solve for x
    x = 4,169,153.47/2,304.73
  6. Step 6: Final answer
    x = 1,808.96

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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.