Home / 7,579.43-11,364.01-2,646.38

Finding the Fourth Proportional to 7,579.43, 11,364.01 and 2,646.38

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Solution

The fourth proportional to 7,579.43, 11,364.01 and 2,646.38 is: 3,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.43 : 11,364.01 = 2,646.38 : x
  2. Step 2: Convert to fraction form
    7,579.43/11,364.01 = 2,646.38/x
  3. Step 3: Cross multiply
    7,579.43x = 11,364.01 × 2,646.38
  4. Step 4: Simplify right side
    7,579.43x = 30,073,425.35
  5. Step 5: Solve for x
    x = 30,073,425.35/7,579.43
  6. Step 6: Final answer
    x = 3,967.77

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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.