Home / 6,318.51-9,478.50-2,620.27

Finding the Fourth Proportional to 6,318.51, 9,478.50 and 2,620.27

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Solution

The fourth proportional to 6,318.51, 9,478.50 and 2,620.27 is: 3,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.51 : 9,478.50 = 2,620.27 : x
  2. Step 2: Convert to fraction form
    6,318.51/9,478.50 = 2,620.27/x
  3. Step 3: Cross multiply
    6,318.51x = 9,478.50 × 2,620.27
  4. Step 4: Simplify right side
    6,318.51x = 24,836,229.20
  5. Step 5: Solve for x
    x = 24,836,229.20/6,318.51
  6. Step 6: Final answer
    x = 3,930.71

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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.