Home / 6,399.11-9,601.41-2,451.57

Finding the Fourth Proportional to 6,399.11, 9,601.41 and 2,451.57

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Solution

The fourth proportional to 6,399.11, 9,601.41 and 2,451.57 is: 3,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399.11 : 9,601.41 = 2,451.57 : x
  2. Step 2: Convert to fraction form
    6,399.11/9,601.41 = 2,451.57/x
  3. Step 3: Cross multiply
    6,399.11x = 9,601.41 × 2,451.57
  4. Step 4: Simplify right side
    6,399.11x = 23,538,528.71
  5. Step 5: Solve for x
    x = 23,538,528.71/6,399.11
  6. Step 6: Final answer
    x = 3,678.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.