Home / 6,942.42-10,324.40-6,723.66

Finding the Fourth Proportional to 6,942.42, 10,324.40 and 6,723.66

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Solution

The fourth proportional to 6,942.42, 10,324.40 and 6,723.66 is: 9,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.42 : 10,324.40 = 6,723.66 : x
  2. Step 2: Convert to fraction form
    6,942.42/10,324.40 = 6,723.66/x
  3. Step 3: Cross multiply
    6,942.42x = 10,324.40 × 6,723.66
  4. Step 4: Simplify right side
    6,942.42x = 69,417,721.69
  5. Step 5: Solve for x
    x = 69,417,721.69/6,942.42
  6. Step 6: Final answer
    x = 9,999.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.