Home / 8,101.27-11,179.89-4,564.54

Finding the Fourth Proportional to 8,101.27, 11,179.89 and 4,564.54

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Solution

The fourth proportional to 8,101.27, 11,179.89 and 4,564.54 is: 6,299.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.27 : 11,179.89 = 4,564.54 : x
  2. Step 2: Convert to fraction form
    8,101.27/11,179.89 = 4,564.54/x
  3. Step 3: Cross multiply
    8,101.27x = 11,179.89 × 4,564.54
  4. Step 4: Simplify right side
    8,101.27x = 51,031,055.10
  5. Step 5: Solve for x
    x = 51,031,055.10/8,101.27
  6. Step 6: Final answer
    x = 6,299.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.