Home / 5,150.48-7,718.33-2,805.36

Finding the Fourth Proportional to 5,150.48, 7,718.33 and 2,805.36

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Solution

The fourth proportional to 5,150.48, 7,718.33 and 2,805.36 is: 4,204.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.48 : 7,718.33 = 2,805.36 : x
  2. Step 2: Convert to fraction form
    5,150.48/7,718.33 = 2,805.36/x
  3. Step 3: Cross multiply
    5,150.48x = 7,718.33 × 2,805.36
  4. Step 4: Simplify right side
    5,150.48x = 21,652,694.25
  5. Step 5: Solve for x
    x = 21,652,694.25/5,150.48
  6. Step 6: Final answer
    x = 4,204.01

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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.