Home / 1,789.11-2,468.84-1,003.05

Finding the Fourth Proportional to 1,789.11, 2,468.84 and 1,003.05

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Solution

The fourth proportional to 1,789.11, 2,468.84 and 1,003.05 is: 1,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.11 : 2,468.84 = 1,003.05 : x
  2. Step 2: Convert to fraction form
    1,789.11/2,468.84 = 1,003.05/x
  3. Step 3: Cross multiply
    1,789.11x = 2,468.84 × 1,003.05
  4. Step 4: Simplify right side
    1,789.11x = 2,476,364.95
  5. Step 5: Solve for x
    x = 2,476,364.95/1,789.11
  6. Step 6: Final answer
    x = 1,384.13

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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.