Home / 6,670.22-9,206.84-3,839.59

Finding the Fourth Proportional to 6,670.22, 9,206.84 and 3,839.59

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Solution

The fourth proportional to 6,670.22, 9,206.84 and 3,839.59 is: 5,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.22 : 9,206.84 = 3,839.59 : x
  2. Step 2: Convert to fraction form
    6,670.22/9,206.84 = 3,839.59/x
  3. Step 3: Cross multiply
    6,670.22x = 9,206.84 × 3,839.59
  4. Step 4: Simplify right side
    6,670.22x = 35,350,544.00
  5. Step 5: Solve for x
    x = 35,350,544.00/6,670.22
  6. Step 6: Final answer
    x = 5,299.76

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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.