Home / 1,524.30-2,285.37-744.54

Finding the Fourth Proportional to 1,524.30, 2,285.37 and 744.54

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Solution

The fourth proportional to 1,524.30, 2,285.37 and 744.54 is: 1,116.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.30 : 2,285.37 = 744.54 : x
  2. Step 2: Convert to fraction form
    1,524.30/2,285.37 = 744.54/x
  3. Step 3: Cross multiply
    1,524.30x = 2,285.37 × 744.54
  4. Step 4: Simplify right side
    1,524.30x = 1,701,549.38
  5. Step 5: Solve for x
    x = 1,701,549.38/1,524.30
  6. Step 6: Final answer
    x = 1,116.28

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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.