Home / 7,579.29-11,373.83-3,196.77

Finding the Fourth Proportional to 7,579.29, 11,373.83 and 3,196.77

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Solution

The fourth proportional to 7,579.29, 11,373.83 and 3,196.77 is: 4,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.29 : 11,373.83 = 3,196.77 : x
  2. Step 2: Convert to fraction form
    7,579.29/11,373.83 = 3,196.77/x
  3. Step 3: Cross multiply
    7,579.29x = 11,373.83 × 3,196.77
  4. Step 4: Simplify right side
    7,579.29x = 36,359,518.53
  5. Step 5: Solve for x
    x = 36,359,518.53/7,579.29
  6. Step 6: Final answer
    x = 4,797.22

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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.