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Finding the Fourth Proportional to 11,092.19, 15,304.99 and 7,060.64

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Solution

The fourth proportional to 11,092.19, 15,304.99 and 7,060.64 is: 9,742.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.19 : 15,304.99 = 7,060.64 : x
  2. Step 2: Convert to fraction form
    11,092.19/15,304.99 = 7,060.64/x
  3. Step 3: Cross multiply
    11,092.19x = 15,304.99 × 7,060.64
  4. Step 4: Simplify right side
    11,092.19x = 108,063,014.29
  5. Step 5: Solve for x
    x = 108,063,014.29/11,092.19
  6. Step 6: Final answer
    x = 9,742.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.