Home / 11,136.30-16,704.45-5,304.30

Finding the Fourth Proportional to 11,136.30, 16,704.45 and 5,304.30

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Solution

The fourth proportional to 11,136.30, 16,704.45 and 5,304.30 is: 7,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.30 : 16,704.45 = 5,304.30 : x
  2. Step 2: Convert to fraction form
    11,136.30/16,704.45 = 5,304.30/x
  3. Step 3: Cross multiply
    11,136.30x = 16,704.45 × 5,304.30
  4. Step 4: Simplify right side
    11,136.30x = 88,605,414.14
  5. Step 5: Solve for x
    x = 88,605,414.14/11,136.30
  6. Step 6: Final answer
    x = 7,956.45

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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.