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Finding the Fourth Proportional to 8,297.44, 11,446.16 and 5,148.16

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Solution

The fourth proportional to 8,297.44, 11,446.16 and 5,148.16 is: 7,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.44 : 11,446.16 = 5,148.16 : x
  2. Step 2: Convert to fraction form
    8,297.44/11,446.16 = 5,148.16/x
  3. Step 3: Cross multiply
    8,297.44x = 11,446.16 × 5,148.16
  4. Step 4: Simplify right side
    8,297.44x = 58,926,663.07
  5. Step 5: Solve for x
    x = 58,926,663.07/8,297.44
  6. Step 6: Final answer
    x = 7,101.79

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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.