Home / 5,067.24-6,991.56-2,970.96

Finding the Fourth Proportional to 5,067.24, 6,991.56 and 2,970.96

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Solution

The fourth proportional to 5,067.24, 6,991.56 and 2,970.96 is: 4,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.24 : 6,991.56 = 2,970.96 : x
  2. Step 2: Convert to fraction form
    5,067.24/6,991.56 = 2,970.96/x
  3. Step 3: Cross multiply
    5,067.24x = 6,991.56 × 2,970.96
  4. Step 4: Simplify right side
    5,067.24x = 20,771,645.10
  5. Step 5: Solve for x
    x = 20,771,645.10/5,067.24
  6. Step 6: Final answer
    x = 4,099.20

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1.5x scale

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.