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Finding the Fourth Proportional to 6,556.10, 9,042.09 and 6,009.44

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Solution

The fourth proportional to 6,556.10, 9,042.09 and 6,009.44 is: 8,288.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.10 : 9,042.09 = 6,009.44 : x
  2. Step 2: Convert to fraction form
    6,556.10/9,042.09 = 6,009.44/x
  3. Step 3: Cross multiply
    6,556.10x = 9,042.09 × 6,009.44
  4. Step 4: Simplify right side
    6,556.10x = 54,337,897.33
  5. Step 5: Solve for x
    x = 54,337,897.33/6,556.10
  6. Step 6: Final answer
    x = 8,288.14

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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.