Home / 8,885.34-12,261.60-4,906.36

Finding the Fourth Proportional to 8,885.34, 12,261.60 and 4,906.36

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Solution

The fourth proportional to 8,885.34, 12,261.60 and 4,906.36 is: 6,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.34 : 12,261.60 = 4,906.36 : x
  2. Step 2: Convert to fraction form
    8,885.34/12,261.60 = 4,906.36/x
  3. Step 3: Cross multiply
    8,885.34x = 12,261.60 × 4,906.36
  4. Step 4: Simplify right side
    8,885.34x = 60,159,823.78
  5. Step 5: Solve for x
    x = 60,159,823.78/8,885.34
  6. Step 6: Final answer
    x = 6,770.68

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Half scale
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Double scale
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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.