Home / 4,267.64-6,403.28-2,076.38

Finding the Fourth Proportional to 4,267.64, 6,403.28 and 2,076.38

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Solution

The fourth proportional to 4,267.64, 6,403.28 and 2,076.38 is: 3,115.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.64 : 6,403.28 = 2,076.38 : x
  2. Step 2: Convert to fraction form
    4,267.64/6,403.28 = 2,076.38/x
  3. Step 3: Cross multiply
    4,267.64x = 6,403.28 × 2,076.38
  4. Step 4: Simplify right side
    4,267.64x = 13,295,648.15
  5. Step 5: Solve for x
    x = 13,295,648.15/4,267.64
  6. Step 6: Final answer
    x = 3,115.46

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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.