Home / 4,991.10-6,887.82-2,753.14

Finding the Fourth Proportional to 4,991.10, 6,887.82 and 2,753.14

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Solution

The fourth proportional to 4,991.10, 6,887.82 and 2,753.14 is: 3,799.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.10 : 6,887.82 = 2,753.14 : x
  2. Step 2: Convert to fraction form
    4,991.10/6,887.82 = 2,753.14/x
  3. Step 3: Cross multiply
    4,991.10x = 6,887.82 × 2,753.14
  4. Step 4: Simplify right side
    4,991.10x = 18,963,132.75
  5. Step 5: Solve for x
    x = 18,963,132.75/4,991.10
  6. Step 6: Final answer
    x = 3,799.39

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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.