Home / 1,834.74-2,752.11-1,108.98

Finding the Fourth Proportional to 1,834.74, 2,752.11 and 1,108.98

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Solution

The fourth proportional to 1,834.74, 2,752.11 and 1,108.98 is: 1,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.74 : 2,752.11 = 1,108.98 : x
  2. Step 2: Convert to fraction form
    1,834.74/2,752.11 = 1,108.98/x
  3. Step 3: Cross multiply
    1,834.74x = 2,752.11 × 1,108.98
  4. Step 4: Simplify right side
    1,834.74x = 3,052,034.95
  5. Step 5: Solve for x
    x = 3,052,034.95/1,834.74
  6. Step 6: Final answer
    x = 1,663.47

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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.