Home / 6,111.40-9,167.10-2,216.92

Finding the Fourth Proportional to 6,111.40, 9,167.10 and 2,216.92

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Solution

The fourth proportional to 6,111.40, 9,167.10 and 2,216.92 is: 3,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.40 : 9,167.10 = 2,216.92 : x
  2. Step 2: Convert to fraction form
    6,111.40/9,167.10 = 2,216.92/x
  3. Step 3: Cross multiply
    6,111.40x = 9,167.10 × 2,216.92
  4. Step 4: Simplify right side
    6,111.40x = 20,322,727.33
  5. Step 5: Solve for x
    x = 20,322,727.33/6,111.40
  6. Step 6: Final answer
    x = 3,325.38

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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.