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Finding the Fourth Proportional to 4,327.07, 5,971.78 and 2,755.07

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Solution

The fourth proportional to 4,327.07, 5,971.78 and 2,755.07 is: 3,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.07 : 5,971.78 = 2,755.07 : x
  2. Step 2: Convert to fraction form
    4,327.07/5,971.78 = 2,755.07/x
  3. Step 3: Cross multiply
    4,327.07x = 5,971.78 × 2,755.07
  4. Step 4: Simplify right side
    4,327.07x = 16,452,628.29
  5. Step 5: Solve for x
    x = 16,452,628.29/4,327.07
  6. Step 6: Final answer
    x = 3,802.26

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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.