Home / 7,482.06-11,221.82-2,216.96

Finding the Fourth Proportional to 7,482.06, 11,221.82 and 2,216.96

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Solution

The fourth proportional to 7,482.06, 11,221.82 and 2,216.96 is: 3,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.06 : 11,221.82 = 2,216.96 : x
  2. Step 2: Convert to fraction form
    7,482.06/11,221.82 = 2,216.96/x
  3. Step 3: Cross multiply
    7,482.06x = 11,221.82 × 2,216.96
  4. Step 4: Simplify right side
    7,482.06x = 24,878,326.07
  5. Step 5: Solve for x
    x = 24,878,326.07/7,482.06
  6. Step 6: Final answer
    x = 3,325.06

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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.