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Finding the Fourth Proportional to 1,641.11, 2,267.01 and 1,493.51

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Solution

The fourth proportional to 1,641.11, 2,267.01 and 1,493.51 is: 2,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641.11 : 2,267.01 = 1,493.51 : x
  2. Step 2: Convert to fraction form
    1,641.11/2,267.01 = 1,493.51/x
  3. Step 3: Cross multiply
    1,641.11x = 2,267.01 × 1,493.51
  4. Step 4: Simplify right side
    1,641.11x = 3,385,790.77
  5. Step 5: Solve for x
    x = 3,385,790.77/1,641.11
  6. Step 6: Final answer
    x = 2,063.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.