Home / 4,316.06-6,464.19-2,669.78

Finding the Fourth Proportional to 4,316.06, 6,464.19 and 2,669.78

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Solution

The fourth proportional to 4,316.06, 6,464.19 and 2,669.78 is: 3,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.06 : 6,464.19 = 2,669.78 : x
  2. Step 2: Convert to fraction form
    4,316.06/6,464.19 = 2,669.78/x
  3. Step 3: Cross multiply
    4,316.06x = 6,464.19 × 2,669.78
  4. Step 4: Simplify right side
    4,316.06x = 17,257,965.18
  5. Step 5: Solve for x
    x = 17,257,965.18/4,316.06
  6. Step 6: Final answer
    x = 3,998.55

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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.