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Finding the Fourth Proportional to 11,566.08, 17,351.04 and 4,642.56

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Solution

The fourth proportional to 11,566.08, 17,351.04 and 4,642.56 is: 6,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.08 : 17,351.04 = 4,642.56 : x
  2. Step 2: Convert to fraction form
    11,566.08/17,351.04 = 4,642.56/x
  3. Step 3: Cross multiply
    11,566.08x = 17,351.04 × 4,642.56
  4. Step 4: Simplify right side
    11,566.08x = 80,553,244.26
  5. Step 5: Solve for x
    x = 80,553,244.26/11,566.08
  6. Step 6: Final answer
    x = 6,964.61

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1.5x scale

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.