Home / 7,764.75-11,648.64-2,500.46

Finding the Fourth Proportional to 7,764.75, 11,648.64 and 2,500.46

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Solution

The fourth proportional to 7,764.75, 11,648.64 and 2,500.46 is: 3,751.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.75 : 11,648.64 = 2,500.46 : x
  2. Step 2: Convert to fraction form
    7,764.75/11,648.64 = 2,500.46/x
  3. Step 3: Cross multiply
    7,764.75x = 11,648.64 × 2,500.46
  4. Step 4: Simplify right side
    7,764.75x = 29,126,900.13
  5. Step 5: Solve for x
    x = 29,126,900.13/7,764.75
  6. Step 6: Final answer
    x = 3,751.17

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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.