Home / 8,885.49-12,261.97-4,906.63

Finding the Fourth Proportional to 8,885.49, 12,261.97 and 4,906.63

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Solution

The fourth proportional to 8,885.49, 12,261.97 and 4,906.63 is: 6,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.49 : 12,261.97 = 4,906.63 : x
  2. Step 2: Convert to fraction form
    8,885.49/12,261.97 = 4,906.63/x
  3. Step 3: Cross multiply
    8,885.49x = 12,261.97 × 4,906.63
  4. Step 4: Simplify right side
    8,885.49x = 60,164,949.86
  5. Step 5: Solve for x
    x = 60,164,949.86/8,885.49
  6. Step 6: Final answer
    x = 6,771.15

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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.