Home / 1,766.21-2,436.24-1,102.92

Finding the Fourth Proportional to 1,766.21, 2,436.24 and 1,102.92

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Solution

The fourth proportional to 1,766.21, 2,436.24 and 1,102.92 is: 1,521.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.21 : 2,436.24 = 1,102.92 : x
  2. Step 2: Convert to fraction form
    1,766.21/2,436.24 = 1,102.92/x
  3. Step 3: Cross multiply
    1,766.21x = 2,436.24 × 1,102.92
  4. Step 4: Simplify right side
    1,766.21x = 2,686,972.82
  5. Step 5: Solve for x
    x = 2,686,972.82/1,766.21
  6. Step 6: Final answer
    x = 1,521.33

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Why These Related Problems?

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