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Finding the Fourth Proportional to 8,408.03, 11,603.08 and 4,873.29

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Solution

The fourth proportional to 8,408.03, 11,603.08 and 4,873.29 is: 6,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408.03 : 11,603.08 = 4,873.29 : x
  2. Step 2: Convert to fraction form
    8,408.03/11,603.08 = 4,873.29/x
  3. Step 3: Cross multiply
    8,408.03x = 11,603.08 × 4,873.29
  4. Step 4: Simplify right side
    8,408.03x = 56,545,217.97
  5. Step 5: Solve for x
    x = 56,545,217.97/8,408.03
  6. Step 6: Final answer
    x = 6,725.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.