Home / 5,360.78-8,043.91-2,552.79

Finding the Fourth Proportional to 5,360.78, 8,043.91 and 2,552.79

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Solution

The fourth proportional to 5,360.78, 8,043.91 and 2,552.79 is: 3,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.78 : 8,043.91 = 2,552.79 : x
  2. Step 2: Convert to fraction form
    5,360.78/8,043.91 = 2,552.79/x
  3. Step 3: Cross multiply
    5,360.78x = 8,043.91 × 2,552.79
  4. Step 4: Simplify right side
    5,360.78x = 20,534,400.24
  5. Step 5: Solve for x
    x = 20,534,400.24/5,360.78
  6. Step 6: Final answer
    x = 3,830.49

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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.