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Finding the Fourth Proportional to 7,751.01, 11,626.26 and 3,368.47

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Solution

The fourth proportional to 7,751.01, 11,626.26 and 3,368.47 is: 5,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.01 : 11,626.26 = 3,368.47 : x
  2. Step 2: Convert to fraction form
    7,751.01/11,626.26 = 3,368.47/x
  3. Step 3: Cross multiply
    7,751.01x = 11,626.26 × 3,368.47
  4. Step 4: Simplify right side
    7,751.01x = 39,162,699.02
  5. Step 5: Solve for x
    x = 39,162,699.02/7,751.01
  6. Step 6: Final answer
    x = 5,052.59

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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.