Home / 5,181.05-7,769.30-1,482.44

Finding the Fourth Proportional to 5,181.05, 7,769.30 and 1,482.44

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Solution

The fourth proportional to 5,181.05, 7,769.30 and 1,482.44 is: 2,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.05 : 7,769.30 = 1,482.44 : x
  2. Step 2: Convert to fraction form
    5,181.05/7,769.30 = 1,482.44/x
  3. Step 3: Cross multiply
    5,181.05x = 7,769.30 × 1,482.44
  4. Step 4: Simplify right side
    5,181.05x = 11,517,518.54
  5. Step 5: Solve for x
    x = 11,517,518.54/5,181.05
  6. Step 6: Final answer
    x = 2,223.01

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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.