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Finding the Fourth Proportional to 2,718.36, 4,101.84 and 2,718.36

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Solution

The fourth proportional to 2,718.36, 4,101.84 and 2,718.36 is: 4,101.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.36 : 4,101.84 = 2,718.36 : x
  2. Step 2: Convert to fraction form
    2,718.36/4,101.84 = 2,718.36/x
  3. Step 3: Cross multiply
    2,718.36x = 4,101.84 × 2,718.36
  4. Step 4: Simplify right side
    2,718.36x = 11,150,277.78
  5. Step 5: Solve for x
    x = 11,150,277.78/2,718.36
  6. Step 6: Final answer
    x = 4,101.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.