Home / 2,758.13-4,137.26-1,092.18

Finding the Fourth Proportional to 2,758.13, 4,137.26 and 1,092.18

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Solution

The fourth proportional to 2,758.13, 4,137.26 and 1,092.18 is: 1,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758.13 : 4,137.26 = 1,092.18 : x
  2. Step 2: Convert to fraction form
    2,758.13/4,137.26 = 1,092.18/x
  3. Step 3: Cross multiply
    2,758.13x = 4,137.26 × 1,092.18
  4. Step 4: Simplify right side
    2,758.13x = 4,518,627.17
  5. Step 5: Solve for x
    x = 4,518,627.17/2,758.13
  6. Step 6: Final answer
    x = 1,638.30

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1.5x scale

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.