Home / 7,433.64-11,159.16-5,874.78

Finding the Fourth Proportional to 7,433.64, 11,159.16 and 5,874.78

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Solution

The fourth proportional to 7,433.64, 11,159.16 and 5,874.78 is: 8,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.64 : 11,159.16 = 5,874.78 : x
  2. Step 2: Convert to fraction form
    7,433.64/11,159.16 = 5,874.78/x
  3. Step 3: Cross multiply
    7,433.64x = 11,159.16 × 5,874.78
  4. Step 4: Simplify right side
    7,433.64x = 65,557,609.98
  5. Step 5: Solve for x
    x = 65,557,609.98/7,433.64
  6. Step 6: Final answer
    x = 8,819.05

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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.