Home / 8,654.46-11,938.20-5,466.62

Finding the Fourth Proportional to 8,654.46, 11,938.20 and 5,466.62

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Solution

The fourth proportional to 8,654.46, 11,938.20 and 5,466.62 is: 7,540.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.46 : 11,938.20 = 5,466.62 : x
  2. Step 2: Convert to fraction form
    8,654.46/11,938.20 = 5,466.62/x
  3. Step 3: Cross multiply
    8,654.46x = 11,938.20 × 5,466.62
  4. Step 4: Simplify right side
    8,654.46x = 65,261,602.88
  5. Step 5: Solve for x
    x = 65,261,602.88/8,654.46
  6. Step 6: Final answer
    x = 7,540.81

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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.