Home / 7,749.84-11,623.14-2,554.50

Finding the Fourth Proportional to 7,749.84, 11,623.14 and 2,554.50

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Solution

The fourth proportional to 7,749.84, 11,623.14 and 2,554.50 is: 3,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.84 : 11,623.14 = 2,554.50 : x
  2. Step 2: Convert to fraction form
    7,749.84/11,623.14 = 2,554.50/x
  3. Step 3: Cross multiply
    7,749.84x = 11,623.14 × 2,554.50
  4. Step 4: Simplify right side
    7,749.84x = 29,691,311.13
  5. Step 5: Solve for x
    x = 29,691,311.13/7,749.84
  6. Step 6: Final answer
    x = 3,831.22

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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.