Home / 1,839.56-2,743.80-1,562.54

Finding the Fourth Proportional to 1,839.56, 2,743.80 and 1,562.54

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Solution

The fourth proportional to 1,839.56, 2,743.80 and 1,562.54 is: 2,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.56 : 2,743.80 = 1,562.54 : x
  2. Step 2: Convert to fraction form
    1,839.56/2,743.80 = 1,562.54/x
  3. Step 3: Cross multiply
    1,839.56x = 2,743.80 × 1,562.54
  4. Step 4: Simplify right side
    1,839.56x = 4,287,283.53
  5. Step 5: Solve for x
    x = 4,287,283.53/1,839.56
  6. Step 6: Final answer
    x = 2,330.61

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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.