Home / 7,387.83-11,072.84-3,226.05

Finding the Fourth Proportional to 7,387.83, 11,072.84 and 3,226.05

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Solution

The fourth proportional to 7,387.83, 11,072.84 and 3,226.05 is: 4,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.83 : 11,072.84 = 3,226.05 : x
  2. Step 2: Convert to fraction form
    7,387.83/11,072.84 = 3,226.05/x
  3. Step 3: Cross multiply
    7,387.83x = 11,072.84 × 3,226.05
  4. Step 4: Simplify right side
    7,387.83x = 35,721,519.35
  5. Step 5: Solve for x
    x = 35,721,519.35/7,387.83
  6. Step 6: Final answer
    x = 4,835.18

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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.