Home / 6,760.96-10,142.67-2,378.86

Finding the Fourth Proportional to 6,760.96, 10,142.67 and 2,378.86

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Solution

The fourth proportional to 6,760.96, 10,142.67 and 2,378.86 is: 3,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.96 : 10,142.67 = 2,378.86 : x
  2. Step 2: Convert to fraction form
    6,760.96/10,142.67 = 2,378.86/x
  3. Step 3: Cross multiply
    6,760.96x = 10,142.67 × 2,378.86
  4. Step 4: Simplify right side
    6,760.96x = 24,127,991.96
  5. Step 5: Solve for x
    x = 24,127,991.96/6,760.96
  6. Step 6: Final answer
    x = 3,568.72

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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.