Home / 6,968.86-10,436.25-6,294.18

Finding the Fourth Proportional to 6,968.86, 10,436.25 and 6,294.18

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Solution

The fourth proportional to 6,968.86, 10,436.25 and 6,294.18 is: 9,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.86 : 10,436.25 = 6,294.18 : x
  2. Step 2: Convert to fraction form
    6,968.86/10,436.25 = 6,294.18/x
  3. Step 3: Cross multiply
    6,968.86x = 10,436.25 × 6,294.18
  4. Step 4: Simplify right side
    6,968.86x = 65,687,609.93
  5. Step 5: Solve for x
    x = 65,687,609.93/6,968.86
  6. Step 6: Final answer
    x = 9,425.87

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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.