Home / 1,755.64-2,631.94-1,169.81

Finding the Fourth Proportional to 1,755.64, 2,631.94 and 1,169.81

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Solution

The fourth proportional to 1,755.64, 2,631.94 and 1,169.81 is: 1,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.64 : 2,631.94 = 1,169.81 : x
  2. Step 2: Convert to fraction form
    1,755.64/2,631.94 = 1,169.81/x
  3. Step 3: Cross multiply
    1,755.64x = 2,631.94 × 1,169.81
  4. Step 4: Simplify right side
    1,755.64x = 3,078,869.73
  5. Step 5: Solve for x
    x = 3,078,869.73/1,755.64
  6. Step 6: Final answer
    x = 1,753.70

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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.