Home / 5,579.60-8,369.48-2,292.72

Finding the Fourth Proportional to 5,579.60, 8,369.48 and 2,292.72

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Solution

The fourth proportional to 5,579.60, 8,369.48 and 2,292.72 is: 3,439.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.60 : 8,369.48 = 2,292.72 : x
  2. Step 2: Convert to fraction form
    5,579.60/8,369.48 = 2,292.72/x
  3. Step 3: Cross multiply
    5,579.60x = 8,369.48 × 2,292.72
  4. Step 4: Simplify right side
    5,579.60x = 19,188,874.19
  5. Step 5: Solve for x
    x = 19,188,874.19/5,579.60
  6. Step 6: Final answer
    x = 3,439.11

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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.