Home / 7,482.22-11,226.72-3,266.78

Finding the Fourth Proportional to 7,482.22, 11,226.72 and 3,266.78

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Solution

The fourth proportional to 7,482.22, 11,226.72 and 3,266.78 is: 4,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.22 : 11,226.72 = 3,266.78 : x
  2. Step 2: Convert to fraction form
    7,482.22/11,226.72 = 3,266.78/x
  3. Step 3: Cross multiply
    7,482.22x = 11,226.72 × 3,266.78
  4. Step 4: Simplify right side
    7,482.22x = 36,675,224.36
  5. Step 5: Solve for x
    x = 36,675,224.36/7,482.22
  6. Step 6: Final answer
    x = 4,901.65

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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.