Home / 7,192.44-10,774.92-4,223.58

Finding the Fourth Proportional to 7,192.44, 10,774.92 and 4,223.58

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Solution

The fourth proportional to 7,192.44, 10,774.92 and 4,223.58 is: 6,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.44 : 10,774.92 = 4,223.58 : x
  2. Step 2: Convert to fraction form
    7,192.44/10,774.92 = 4,223.58/x
  3. Step 3: Cross multiply
    7,192.44x = 10,774.92 × 4,223.58
  4. Step 4: Simplify right side
    7,192.44x = 45,508,736.61
  5. Step 5: Solve for x
    x = 45,508,736.61/7,192.44
  6. Step 6: Final answer
    x = 6,327.30

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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.