Home / 11,243.36-16,864.81-3,747.46

Finding the Fourth Proportional to 11,243.36, 16,864.81 and 3,747.46

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Solution

The fourth proportional to 11,243.36, 16,864.81 and 3,747.46 is: 5,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.36 : 16,864.81 = 3,747.46 : x
  2. Step 2: Convert to fraction form
    11,243.36/16,864.81 = 3,747.46/x
  3. Step 3: Cross multiply
    11,243.36x = 16,864.81 × 3,747.46
  4. Step 4: Simplify right side
    11,243.36x = 63,200,222.48
  5. Step 5: Solve for x
    x = 63,200,222.48/11,243.36
  6. Step 6: Final answer
    x = 5,621.12

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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.