Home / 11,275.62-16,912.62-5,036.20

Finding the Fourth Proportional to 11,275.62, 16,912.62 and 5,036.20

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Solution

The fourth proportional to 11,275.62, 16,912.62 and 5,036.20 is: 7,553.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.62 : 16,912.62 = 5,036.20 : x
  2. Step 2: Convert to fraction form
    11,275.62/16,912.62 = 5,036.20/x
  3. Step 3: Cross multiply
    11,275.62x = 16,912.62 × 5,036.20
  4. Step 4: Simplify right side
    11,275.62x = 85,175,336.84
  5. Step 5: Solve for x
    x = 85,175,336.84/11,275.62
  6. Step 6: Final answer
    x = 7,553.94

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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.