Home / 7,922.72-11,887.25-2,993.74

Finding the Fourth Proportional to 7,922.72, 11,887.25 and 2,993.74

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Solution

The fourth proportional to 7,922.72, 11,887.25 and 2,993.74 is: 4,491.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.72 : 11,887.25 = 2,993.74 : x
  2. Step 2: Convert to fraction form
    7,922.72/11,887.25 = 2,993.74/x
  3. Step 3: Cross multiply
    7,922.72x = 11,887.25 × 2,993.74
  4. Step 4: Simplify right side
    7,922.72x = 35,587,335.82
  5. Step 5: Solve for x
    x = 35,587,335.82/7,922.72
  6. Step 6: Final answer
    x = 4,491.81

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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.