Home / 2,338.77-3,505.73-1,105.26

Finding the Fourth Proportional to 2,338.77, 3,505.73 and 1,105.26

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Solution

The fourth proportional to 2,338.77, 3,505.73 and 1,105.26 is: 1,656.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.77 : 3,505.73 = 1,105.26 : x
  2. Step 2: Convert to fraction form
    2,338.77/3,505.73 = 1,105.26/x
  3. Step 3: Cross multiply
    2,338.77x = 3,505.73 × 1,105.26
  4. Step 4: Simplify right side
    2,338.77x = 3,874,737.61
  5. Step 5: Solve for x
    x = 3,874,737.61/2,338.77
  6. Step 6: Final answer
    x = 1,656.74

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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.