Home / 6,761.46-10,142.26-2,378.96

Finding the Fourth Proportional to 6,761.46, 10,142.26 and 2,378.96

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Solution

The fourth proportional to 6,761.46, 10,142.26 and 2,378.96 is: 3,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.46 : 10,142.26 = 2,378.96 : x
  2. Step 2: Convert to fraction form
    6,761.46/10,142.26 = 2,378.96/x
  3. Step 3: Cross multiply
    6,761.46x = 10,142.26 × 2,378.96
  4. Step 4: Simplify right side
    6,761.46x = 24,128,030.85
  5. Step 5: Solve for x
    x = 24,128,030.85/6,761.46
  6. Step 6: Final answer
    x = 3,568.46

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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.