Home / 6,785.67-10,163.47-5,214.11

Finding the Fourth Proportional to 6,785.67, 10,163.47 and 5,214.11

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Solution

The fourth proportional to 6,785.67, 10,163.47 and 5,214.11 is: 7,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.67 : 10,163.47 = 5,214.11 : x
  2. Step 2: Convert to fraction form
    6,785.67/10,163.47 = 5,214.11/x
  3. Step 3: Cross multiply
    6,785.67x = 10,163.47 × 5,214.11
  4. Step 4: Simplify right side
    6,785.67x = 52,993,425.15
  5. Step 5: Solve for x
    x = 52,993,425.15/6,785.67
  6. Step 6: Final answer
    x = 7,809.61

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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.