Home / 8,447.14-11,654.20-5,466.74

Finding the Fourth Proportional to 8,447.14, 11,654.20 and 5,466.74

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Solution

The fourth proportional to 8,447.14, 11,654.20 and 5,466.74 is: 7,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447.14 : 11,654.20 = 5,466.74 : x
  2. Step 2: Convert to fraction form
    8,447.14/11,654.20 = 5,466.74/x
  3. Step 3: Cross multiply
    8,447.14x = 11,654.20 × 5,466.74
  4. Step 4: Simplify right side
    8,447.14x = 63,710,481.31
  5. Step 5: Solve for x
    x = 63,710,481.31/8,447.14
  6. Step 6: Final answer
    x = 7,542.25

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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.