Home / 5,067.10-6,989.79-2,970.82

Finding the Fourth Proportional to 5,067.10, 6,989.79 and 2,970.82

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Solution

The fourth proportional to 5,067.10, 6,989.79 and 2,970.82 is: 4,098.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.10 : 6,989.79 = 2,970.82 : x
  2. Step 2: Convert to fraction form
    5,067.10/6,989.79 = 2,970.82/x
  3. Step 3: Cross multiply
    5,067.10x = 6,989.79 × 2,970.82
  4. Step 4: Simplify right side
    5,067.10x = 20,765,407.93
  5. Step 5: Solve for x
    x = 20,765,407.93/5,067.10
  6. Step 6: Final answer
    x = 4,098.09

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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.