Home / 11,275.14-16,912.83-5,035.47

Finding the Fourth Proportional to 11,275.14, 16,912.83 and 5,035.47

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Solution

The fourth proportional to 11,275.14, 16,912.83 and 5,035.47 is: 7,553.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.14 : 16,912.83 = 5,035.47 : x
  2. Step 2: Convert to fraction form
    11,275.14/16,912.83 = 5,035.47/x
  3. Step 3: Cross multiply
    11,275.14x = 16,912.83 × 5,035.47
  4. Step 4: Simplify right side
    11,275.14x = 85,164,022.90
  5. Step 5: Solve for x
    x = 85,164,022.90/11,275.14
  6. Step 6: Final answer
    x = 7,553.26

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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.