Home / 2,304.96-3,181.76-1,558.56

Finding the Fourth Proportional to 2,304.96, 3,181.76 and 1,558.56

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Solution

The fourth proportional to 2,304.96, 3,181.76 and 1,558.56 is: 2,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.96 : 3,181.76 = 1,558.56 : x
  2. Step 2: Convert to fraction form
    2,304.96/3,181.76 = 1,558.56/x
  3. Step 3: Cross multiply
    2,304.96x = 3,181.76 × 1,558.56
  4. Step 4: Simplify right side
    2,304.96x = 4,958,963.87
  5. Step 5: Solve for x
    x = 4,958,963.87/2,304.96
  6. Step 6: Final answer
    x = 2,151.43

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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.