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Finding the Fourth Proportional to 7,194.24, 9,928.32 and 4,050.24

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Solution

The fourth proportional to 7,194.24, 9,928.32 and 4,050.24 is: 5,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.24 : 9,928.32 = 4,050.24 : x
  2. Step 2: Convert to fraction form
    7,194.24/9,928.32 = 4,050.24/x
  3. Step 3: Cross multiply
    7,194.24x = 9,928.32 × 4,050.24
  4. Step 4: Simplify right side
    7,194.24x = 40,212,078.80
  5. Step 5: Solve for x
    x = 40,212,078.80/7,194.24
  6. Step 6: Final answer
    x = 5,589.48

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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.