Home / 6,717.09-9,269.91-3,884.59

Finding the Fourth Proportional to 6,717.09, 9,269.91 and 3,884.59

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Solution

The fourth proportional to 6,717.09, 9,269.91 and 3,884.59 is: 5,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.09 : 9,269.91 = 3,884.59 : x
  2. Step 2: Convert to fraction form
    6,717.09/9,269.91 = 3,884.59/x
  3. Step 3: Cross multiply
    6,717.09x = 9,269.91 × 3,884.59
  4. Step 4: Simplify right side
    6,717.09x = 36,009,811.27
  5. Step 5: Solve for x
    x = 36,009,811.27/6,717.09
  6. Step 6: Final answer
    x = 5,360.92

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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.