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Finding the Fourth Proportional to 7,603.93, 11,407.04 and 3,443.84

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Solution

The fourth proportional to 7,603.93, 11,407.04 and 3,443.84 is: 5,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.93 : 11,407.04 = 3,443.84 : x
  2. Step 2: Convert to fraction form
    7,603.93/11,407.04 = 3,443.84/x
  3. Step 3: Cross multiply
    7,603.93x = 11,407.04 × 3,443.84
  4. Step 4: Simplify right side
    7,603.93x = 39,284,020.63
  5. Step 5: Solve for x
    x = 39,284,020.63/7,603.93
  6. Step 6: Final answer
    x = 5,166.28

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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.