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Finding the Fourth Proportional to 6,579.32, 9,851.29 and 5,011.86

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Solution

The fourth proportional to 6,579.32, 9,851.29 and 5,011.86 is: 7,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.32 : 9,851.29 = 5,011.86 : x
  2. Step 2: Convert to fraction form
    6,579.32/9,851.29 = 5,011.86/x
  3. Step 3: Cross multiply
    6,579.32x = 9,851.29 × 5,011.86
  4. Step 4: Simplify right side
    6,579.32x = 49,373,249.57
  5. Step 5: Solve for x
    x = 49,373,249.57/6,579.32
  6. Step 6: Final answer
    x = 7,504.31

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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.