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Finding the Fourth Proportional to 4,991.04, 7,486.56 and 2,067.39

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Solution

The fourth proportional to 4,991.04, 7,486.56 and 2,067.39 is: 3,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.04 : 7,486.56 = 2,067.39 : x
  2. Step 2: Convert to fraction form
    4,991.04/7,486.56 = 2,067.39/x
  3. Step 3: Cross multiply
    4,991.04x = 7,486.56 × 2,067.39
  4. Step 4: Simplify right side
    4,991.04x = 15,477,639.28
  5. Step 5: Solve for x
    x = 15,477,639.28/4,991.04
  6. Step 6: Final answer
    x = 3,101.09

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Similar ratio
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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.