Home / 2,042-2,817.96-1,110.52

Finding the Fourth Proportional to 2,042, 2,817.96 and 1,110.52

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Solution

The fourth proportional to 2,042, 2,817.96 and 1,110.52 is: 1,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042 : 2,817.96 = 1,110.52 : x
  2. Step 2: Convert to fraction form
    2,042/2,817.96 = 1,110.52/x
  3. Step 3: Cross multiply
    2,042x = 2,817.96 × 1,110.52
  4. Step 4: Simplify right side
    2,042x = 3,129,400.94
  5. Step 5: Solve for x
    x = 3,129,400.94/2,042
  6. Step 6: Final answer
    x = 1,532.52

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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.