Home / 5,578.89-8,364.23-2,659.24

Finding the Fourth Proportional to 5,578.89, 8,364.23 and 2,659.24

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Solution

The fourth proportional to 5,578.89, 8,364.23 and 2,659.24 is: 3,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.89 : 8,364.23 = 2,659.24 : x
  2. Step 2: Convert to fraction form
    5,578.89/8,364.23 = 2,659.24/x
  3. Step 3: Cross multiply
    5,578.89x = 8,364.23 × 2,659.24
  4. Step 4: Simplify right side
    5,578.89x = 22,242,502.12
  5. Step 5: Solve for x
    x = 22,242,502.12/5,578.89
  6. Step 6: Final answer
    x = 3,986.91

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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.