Home / 7,953.28-11,919.36-3,566.08

Finding the Fourth Proportional to 7,953.28, 11,919.36 and 3,566.08

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Solution

The fourth proportional to 7,953.28, 11,919.36 and 3,566.08 is: 5,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.28 : 11,919.36 = 3,566.08 : x
  2. Step 2: Convert to fraction form
    7,953.28/11,919.36 = 3,566.08/x
  3. Step 3: Cross multiply
    7,953.28x = 11,919.36 × 3,566.08
  4. Step 4: Simplify right side
    7,953.28x = 42,505,391.31
  5. Step 5: Solve for x
    x = 42,505,391.31/7,953.28
  6. Step 6: Final answer
    x = 5,344.39

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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.