Home / 11,092.64-15,304.16-7,317.68

Finding the Fourth Proportional to 11,092.64, 15,304.16 and 7,317.68

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Solution

The fourth proportional to 11,092.64, 15,304.16 and 7,317.68 is: 10,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.64 : 15,304.16 = 7,317.68 : x
  2. Step 2: Convert to fraction form
    11,092.64/15,304.16 = 7,317.68/x
  3. Step 3: Cross multiply
    11,092.64x = 15,304.16 × 7,317.68
  4. Step 4: Simplify right side
    11,092.64x = 111,990,832.44
  5. Step 5: Solve for x
    x = 111,990,832.44/11,092.64
  6. Step 6: Final answer
    x = 10,095.96

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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.