Home / 7,475.22-11,212.92-4,894.56

Finding the Fourth Proportional to 7,475.22, 11,212.92 and 4,894.56

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Solution

The fourth proportional to 7,475.22, 11,212.92 and 4,894.56 is: 7,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.22 : 11,212.92 = 4,894.56 : x
  2. Step 2: Convert to fraction form
    7,475.22/11,212.92 = 4,894.56/x
  3. Step 3: Cross multiply
    7,475.22x = 11,212.92 × 4,894.56
  4. Step 4: Simplify right side
    7,475.22x = 54,882,309.72
  5. Step 5: Solve for x
    x = 54,882,309.72/7,475.22
  6. Step 6: Final answer
    x = 7,341.90

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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.