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Finding the Fourth Proportional to 11,473.52, 17,181.12 and 7,566.08

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Solution

The fourth proportional to 11,473.52, 17,181.12 and 7,566.08 is: 11,329.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.52 : 17,181.12 = 7,566.08 : x
  2. Step 2: Convert to fraction form
    11,473.52/17,181.12 = 7,566.08/x
  3. Step 3: Cross multiply
    11,473.52x = 17,181.12 × 7,566.08
  4. Step 4: Simplify right side
    11,473.52x = 129,993,728.41
  5. Step 5: Solve for x
    x = 129,993,728.41/11,473.52
  6. Step 6: Final answer
    x = 11,329.89

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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.