Home / 7,768.96-11,643.04-2,833.96

Finding the Fourth Proportional to 7,768.96, 11,643.04 and 2,833.96

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Solution

The fourth proportional to 7,768.96, 11,643.04 and 2,833.96 is: 4,247.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768.96 : 11,643.04 = 2,833.96 : x
  2. Step 2: Convert to fraction form
    7,768.96/11,643.04 = 2,833.96/x
  3. Step 3: Cross multiply
    7,768.96x = 11,643.04 × 2,833.96
  4. Step 4: Simplify right side
    7,768.96x = 32,995,909.64
  5. Step 5: Solve for x
    x = 32,995,909.64/7,768.96
  6. Step 6: Final answer
    x = 4,247.15

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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.