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Finding the Fourth Proportional to 6,672.78, 10,010.39 and 2,289.26

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Solution

The fourth proportional to 6,672.78, 10,010.39 and 2,289.26 is: 3,434.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.78 : 10,010.39 = 2,289.26 : x
  2. Step 2: Convert to fraction form
    6,672.78/10,010.39 = 2,289.26/x
  3. Step 3: Cross multiply
    6,672.78x = 10,010.39 × 2,289.26
  4. Step 4: Simplify right side
    6,672.78x = 22,916,398.99
  5. Step 5: Solve for x
    x = 22,916,398.99/6,672.78
  6. Step 6: Final answer
    x = 3,434.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.