Home / 5,627.20-8,442.66-2,509.36

Finding the Fourth Proportional to 5,627.20, 8,442.66 and 2,509.36

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Solution

The fourth proportional to 5,627.20, 8,442.66 and 2,509.36 is: 3,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.20 : 8,442.66 = 2,509.36 : x
  2. Step 2: Convert to fraction form
    5,627.20/8,442.66 = 2,509.36/x
  3. Step 3: Cross multiply
    5,627.20x = 8,442.66 × 2,509.36
  4. Step 4: Simplify right side
    5,627.20x = 21,185,673.30
  5. Step 5: Solve for x
    x = 21,185,673.30/5,627.20
  6. Step 6: Final answer
    x = 3,764.87

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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.