Home / 8,654.72-11,942.84-5,296.14

Finding the Fourth Proportional to 8,654.72, 11,942.84 and 5,296.14

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Solution

The fourth proportional to 8,654.72, 11,942.84 and 5,296.14 is: 7,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.72 : 11,942.84 = 5,296.14 : x
  2. Step 2: Convert to fraction form
    8,654.72/11,942.84 = 5,296.14/x
  3. Step 3: Cross multiply
    8,654.72x = 11,942.84 × 5,296.14
  4. Step 4: Simplify right side
    8,654.72x = 63,250,952.64
  5. Step 5: Solve for x
    x = 63,250,952.64/8,654.72
  6. Step 6: Final answer
    x = 7,308.26

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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.