Home / 8,408.91-11,604.29-4,874.17

Finding the Fourth Proportional to 8,408.91, 11,604.29 and 4,874.17

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Solution

The fourth proportional to 8,408.91, 11,604.29 and 4,874.17 is: 6,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408.91 : 11,604.29 = 4,874.17 : x
  2. Step 2: Convert to fraction form
    8,408.91/11,604.29 = 4,874.17/x
  3. Step 3: Cross multiply
    8,408.91x = 11,604.29 × 4,874.17
  4. Step 4: Simplify right side
    8,408.91x = 56,561,269.93
  5. Step 5: Solve for x
    x = 56,561,269.93/8,408.91
  6. Step 6: Final answer
    x = 6,726.35

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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.