Home / 7,749.80-11,626.32-4,051.03

Finding the Fourth Proportional to 7,749.80, 11,626.32 and 4,051.03

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Solution

The fourth proportional to 7,749.80, 11,626.32 and 4,051.03 is: 6,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.80 : 11,626.32 = 4,051.03 : x
  2. Step 2: Convert to fraction form
    7,749.80/11,626.32 = 4,051.03/x
  3. Step 3: Cross multiply
    7,749.80x = 11,626.32 × 4,051.03
  4. Step 4: Simplify right side
    7,749.80x = 47,098,571.11
  5. Step 5: Solve for x
    x = 47,098,571.11/7,749.80
  6. Step 6: Final answer
    x = 6,077.39

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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.