Home / 3,311.36-4,968-2,014.40

Finding the Fourth Proportional to 3,311.36, 4,968 and 2,014.40

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Solution

The fourth proportional to 3,311.36, 4,968 and 2,014.40 is: 3,022.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.36 : 4,968 = 2,014.40 : x
  2. Step 2: Convert to fraction form
    3,311.36/4,968 = 2,014.40/x
  3. Step 3: Cross multiply
    3,311.36x = 4,968 × 2,014.40
  4. Step 4: Simplify right side
    3,311.36x = 10,007,539.20
  5. Step 5: Solve for x
    x = 10,007,539.20/3,311.36
  6. Step 6: Final answer
    x = 3,022.18

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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.