Home / 1,761.42-2,431.26-1,062.84

Finding the Fourth Proportional to 1,761.42, 2,431.26 and 1,062.84

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Solution

The fourth proportional to 1,761.42, 2,431.26 and 1,062.84 is: 1,467.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761.42 : 2,431.26 = 1,062.84 : x
  2. Step 2: Convert to fraction form
    1,761.42/2,431.26 = 1,062.84/x
  3. Step 3: Cross multiply
    1,761.42x = 2,431.26 × 1,062.84
  4. Step 4: Simplify right side
    1,761.42x = 2,584,040.38
  5. Step 5: Solve for x
    x = 2,584,040.38/1,761.42
  6. Step 6: Final answer
    x = 1,467.02

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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.