Home / 5,153.94-7,112.44-2,796.10

Finding the Fourth Proportional to 5,153.94, 7,112.44 and 2,796.10

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Solution

The fourth proportional to 5,153.94, 7,112.44 and 2,796.10 is: 3,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.94 : 7,112.44 = 2,796.10 : x
  2. Step 2: Convert to fraction form
    5,153.94/7,112.44 = 2,796.10/x
  3. Step 3: Cross multiply
    5,153.94x = 7,112.44 × 2,796.10
  4. Step 4: Simplify right side
    5,153.94x = 19,887,093.48
  5. Step 5: Solve for x
    x = 19,887,093.48/5,153.94
  6. Step 6: Final answer
    x = 3,858.62

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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.