Home / 6,181.20-9,272.70-2,020.17

Finding the Fourth Proportional to 6,181.20, 9,272.70 and 2,020.17

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Solution

The fourth proportional to 6,181.20, 9,272.70 and 2,020.17 is: 3,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.20 : 9,272.70 = 2,020.17 : x
  2. Step 2: Convert to fraction form
    6,181.20/9,272.70 = 2,020.17/x
  3. Step 3: Cross multiply
    6,181.20x = 9,272.70 × 2,020.17
  4. Step 4: Simplify right side
    6,181.20x = 18,732,430.36
  5. Step 5: Solve for x
    x = 18,732,430.36/6,181.20
  6. Step 6: Final answer
    x = 3,030.55

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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.