Home / 5,776.09-8,656.94-2,652.78

Finding the Fourth Proportional to 5,776.09, 8,656.94 and 2,652.78

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Solution

The fourth proportional to 5,776.09, 8,656.94 and 2,652.78 is: 3,975.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.09 : 8,656.94 = 2,652.78 : x
  2. Step 2: Convert to fraction form
    5,776.09/8,656.94 = 2,652.78/x
  3. Step 3: Cross multiply
    5,776.09x = 8,656.94 × 2,652.78
  4. Step 4: Simplify right side
    5,776.09x = 22,964,914.01
  5. Step 5: Solve for x
    x = 22,964,914.01/5,776.09
  6. Step 6: Final answer
    x = 3,975.86

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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.