Home / 2,847.24-4,272.09-2,068.11

Finding the Fourth Proportional to 2,847.24, 4,272.09 and 2,068.11

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Solution

The fourth proportional to 2,847.24, 4,272.09 and 2,068.11 is: 3,103.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.24 : 4,272.09 = 2,068.11 : x
  2. Step 2: Convert to fraction form
    2,847.24/4,272.09 = 2,068.11/x
  3. Step 3: Cross multiply
    2,847.24x = 4,272.09 × 2,068.11
  4. Step 4: Simplify right side
    2,847.24x = 8,835,152.05
  5. Step 5: Solve for x
    x = 8,835,152.05/2,847.24
  6. Step 6: Final answer
    x = 3,103.06

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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.