Home / 11,297.46-16,956.54-5,754.78

Finding the Fourth Proportional to 11,297.46, 16,956.54 and 5,754.78

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Solution

The fourth proportional to 11,297.46, 16,956.54 and 5,754.78 is: 8,637.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297.46 : 16,956.54 = 5,754.78 : x
  2. Step 2: Convert to fraction form
    11,297.46/16,956.54 = 5,754.78/x
  3. Step 3: Cross multiply
    11,297.46x = 16,956.54 × 5,754.78
  4. Step 4: Simplify right side
    11,297.46x = 97,581,157.26
  5. Step 5: Solve for x
    x = 97,581,157.26/11,297.46
  6. Step 6: Final answer
    x = 8,637.44

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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.