Home / 7,579.08-11,367-2,312.91

Finding the Fourth Proportional to 7,579.08, 11,367 and 2,312.91

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Solution

The fourth proportional to 7,579.08, 11,367 and 2,312.91 is: 3,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.08 : 11,367 = 2,312.91 : x
  2. Step 2: Convert to fraction form
    7,579.08/11,367 = 2,312.91/x
  3. Step 3: Cross multiply
    7,579.08x = 11,367 × 2,312.91
  4. Step 4: Simplify right side
    7,579.08x = 26,290,847.97
  5. Step 5: Solve for x
    x = 26,290,847.97/7,579.08
  6. Step 6: Final answer
    x = 3,468.87

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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.