Home / 7,482.87-11,226.36-2,218.14

Finding the Fourth Proportional to 7,482.87, 11,226.36 and 2,218.14

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Solution

The fourth proportional to 7,482.87, 11,226.36 and 2,218.14 is: 3,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.87 : 11,226.36 = 2,218.14 : x
  2. Step 2: Convert to fraction form
    7,482.87/11,226.36 = 2,218.14/x
  3. Step 3: Cross multiply
    7,482.87x = 11,226.36 × 2,218.14
  4. Step 4: Simplify right side
    7,482.87x = 24,901,646.49
  5. Step 5: Solve for x
    x = 24,901,646.49/7,482.87
  6. Step 6: Final answer
    x = 3,327.82

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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.