Home / 11,338.09-15,645.49-6,301.71

Finding the Fourth Proportional to 11,338.09, 15,645.49 and 6,301.71

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Solution

The fourth proportional to 11,338.09, 15,645.49 and 6,301.71 is: 8,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.09 : 15,645.49 = 6,301.71 : x
  2. Step 2: Convert to fraction form
    11,338.09/15,645.49 = 6,301.71/x
  3. Step 3: Cross multiply
    11,338.09x = 15,645.49 × 6,301.71
  4. Step 4: Simplify right side
    11,338.09x = 98,593,325.03
  5. Step 5: Solve for x
    x = 98,593,325.03/11,338.09
  6. Step 6: Final answer
    x = 8,695.76

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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.