Home / 6,576.44-9,864.26-3,978.68

Finding the Fourth Proportional to 6,576.44, 9,864.26 and 3,978.68

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Solution

The fourth proportional to 6,576.44, 9,864.26 and 3,978.68 is: 5,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,576.44 : 9,864.26 = 3,978.68 : x
  2. Step 2: Convert to fraction form
    6,576.44/9,864.26 = 3,978.68/x
  3. Step 3: Cross multiply
    6,576.44x = 9,864.26 × 3,978.68
  4. Step 4: Simplify right side
    6,576.44x = 39,246,733.98
  5. Step 5: Solve for x
    x = 39,246,733.98/6,576.44
  6. Step 6: Final answer
    x = 5,967.78

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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.