Home / 5,579.27-8,369.55-2,291.88

Finding the Fourth Proportional to 5,579.27, 8,369.55 and 2,291.88

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Solution

The fourth proportional to 5,579.27, 8,369.55 and 2,291.88 is: 3,438.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.27 : 8,369.55 = 2,291.88 : x
  2. Step 2: Convert to fraction form
    5,579.27/8,369.55 = 2,291.88/x
  3. Step 3: Cross multiply
    5,579.27x = 8,369.55 × 2,291.88
  4. Step 4: Simplify right side
    5,579.27x = 19,182,004.25
  5. Step 5: Solve for x
    x = 19,182,004.25/5,579.27
  6. Step 6: Final answer
    x = 3,438.09

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1.5x scale

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.