Home / 6,685.31-9,229.41-5,006.12

Finding the Fourth Proportional to 6,685.31, 9,229.41 and 5,006.12

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Solution

The fourth proportional to 6,685.31, 9,229.41 and 5,006.12 is: 6,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.31 : 9,229.41 = 5,006.12 : x
  2. Step 2: Convert to fraction form
    6,685.31/9,229.41 = 5,006.12/x
  3. Step 3: Cross multiply
    6,685.31x = 9,229.41 × 5,006.12
  4. Step 4: Simplify right side
    6,685.31x = 46,203,487.84
  5. Step 5: Solve for x
    x = 46,203,487.84/6,685.31
  6. Step 6: Final answer
    x = 6,911.19

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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.