Home / 1,336.26-1,994.20-1,248.24

Finding the Fourth Proportional to 1,336.26, 1,994.20 and 1,248.24

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Solution

The fourth proportional to 1,336.26, 1,994.20 and 1,248.24 is: 1,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.26 : 1,994.20 = 1,248.24 : x
  2. Step 2: Convert to fraction form
    1,336.26/1,994.20 = 1,248.24/x
  3. Step 3: Cross multiply
    1,336.26x = 1,994.20 × 1,248.24
  4. Step 4: Simplify right side
    1,336.26x = 2,489,240.21
  5. Step 5: Solve for x
    x = 2,489,240.21/1,336.26
  6. Step 6: Final answer
    x = 1,862.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.