Home / 2,842.16-4,262.42-1,110.38

Finding the Fourth Proportional to 2,842.16, 4,262.42 and 1,110.38

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Solution

The fourth proportional to 2,842.16, 4,262.42 and 1,110.38 is: 1,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.16 : 4,262.42 = 1,110.38 : x
  2. Step 2: Convert to fraction form
    2,842.16/4,262.42 = 1,110.38/x
  3. Step 3: Cross multiply
    2,842.16x = 4,262.42 × 1,110.38
  4. Step 4: Simplify right side
    2,842.16x = 4,732,887.38
  5. Step 5: Solve for x
    x = 4,732,887.38/2,842.16
  6. Step 6: Final answer
    x = 1,665.25

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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.