Home / 2,042-2,818.02-1,110.56

Finding the Fourth Proportional to 2,042, 2,818.02 and 1,110.56

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Solution

The fourth proportional to 2,042, 2,818.02 and 1,110.56 is: 1,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042 : 2,818.02 = 1,110.56 : x
  2. Step 2: Convert to fraction form
    2,042/2,818.02 = 1,110.56/x
  3. Step 3: Cross multiply
    2,042x = 2,818.02 × 1,110.56
  4. Step 4: Simplify right side
    2,042x = 3,129,580.29
  5. Step 5: Solve for x
    x = 3,129,580.29/2,042
  6. Step 6: Final answer
    x = 1,532.61

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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.