Home / 6,711.91-9,259.41-4,321.03

Finding the Fourth Proportional to 6,711.91, 9,259.41 and 4,321.03

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Solution

The fourth proportional to 6,711.91, 9,259.41 and 4,321.03 is: 5,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.91 : 9,259.41 = 4,321.03 : x
  2. Step 2: Convert to fraction form
    6,711.91/9,259.41 = 4,321.03/x
  3. Step 3: Cross multiply
    6,711.91x = 9,259.41 × 4,321.03
  4. Step 4: Simplify right side
    6,711.91x = 40,010,188.39
  5. Step 5: Solve for x
    x = 40,010,188.39/6,711.91
  6. Step 6: Final answer
    x = 5,961.07

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Half scale
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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.