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Finding the Fourth Proportional to 7,603.03, 11,406.37 and 2,408.91

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Solution

The fourth proportional to 7,603.03, 11,406.37 and 2,408.91 is: 3,613.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.03 : 11,406.37 = 2,408.91 : x
  2. Step 2: Convert to fraction form
    7,603.03/11,406.37 = 2,408.91/x
  3. Step 3: Cross multiply
    7,603.03x = 11,406.37 × 2,408.91
  4. Step 4: Simplify right side
    7,603.03x = 27,476,874.48
  5. Step 5: Solve for x
    x = 27,476,874.48/7,603.03
  6. Step 6: Final answer
    x = 3,613.94

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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.