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Finding the Fourth Proportional to 5,066.88, 7,601.88 and 2,603.40

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Solution

The fourth proportional to 5,066.88, 7,601.88 and 2,603.40 is: 3,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.88 : 7,601.88 = 2,603.40 : x
  2. Step 2: Convert to fraction form
    5,066.88/7,601.88 = 2,603.40/x
  3. Step 3: Cross multiply
    5,066.88x = 7,601.88 × 2,603.40
  4. Step 4: Simplify right side
    5,066.88x = 19,790,734.39
  5. Step 5: Solve for x
    x = 19,790,734.39/5,066.88
  6. Step 6: Final answer
    x = 3,905.90

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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.