Home / 1,456.28-2,181.00-1,017.97

Finding the Fourth Proportional to 1,456.28, 2,181.00 and 1,017.97

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Solution

The fourth proportional to 1,456.28, 2,181.00 and 1,017.97 is: 1,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.28 : 2,181.00 = 1,017.97 : x
  2. Step 2: Convert to fraction form
    1,456.28/2,181.00 = 1,017.97/x
  3. Step 3: Cross multiply
    1,456.28x = 2,181.00 × 1,017.97
  4. Step 4: Simplify right side
    1,456.28x = 2,220,188.07
  5. Step 5: Solve for x
    x = 2,220,188.07/1,456.28
  6. Step 6: Final answer
    x = 1,524.56

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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.