Home / 7,579.44-11,364-2,646.38

Finding the Fourth Proportional to 7,579.44, 11,364 and 2,646.38

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Solution

The fourth proportional to 7,579.44, 11,364 and 2,646.38 is: 3,967.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.44 : 11,364 = 2,646.38 : x
  2. Step 2: Convert to fraction form
    7,579.44/11,364 = 2,646.38/x
  3. Step 3: Cross multiply
    7,579.44x = 11,364 × 2,646.38
  4. Step 4: Simplify right side
    7,579.44x = 30,073,405.50
  5. Step 5: Solve for x
    x = 30,073,405.50/7,579.44
  6. Step 6: Final answer
    x = 3,967.76

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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.