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Finding the Fourth Proportional to 5,073.98, 7,603.07 and 2,438.64

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Solution

The fourth proportional to 5,073.98, 7,603.07 and 2,438.64 is: 3,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.98 : 7,603.07 = 2,438.64 : x
  2. Step 2: Convert to fraction form
    5,073.98/7,603.07 = 2,438.64/x
  3. Step 3: Cross multiply
    5,073.98x = 7,603.07 × 2,438.64
  4. Step 4: Simplify right side
    5,073.98x = 18,541,138.43
  5. Step 5: Solve for x
    x = 18,541,138.43/5,073.98
  6. Step 6: Final answer
    x = 3,654.16

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1.5x scale

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.