Home / 5,576.32-7,693.44-3,479.68

Finding the Fourth Proportional to 5,576.32, 7,693.44 and 3,479.68

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Solution

The fourth proportional to 5,576.32, 7,693.44 and 3,479.68 is: 4,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.32 : 7,693.44 = 3,479.68 : x
  2. Step 2: Convert to fraction form
    5,576.32/7,693.44 = 3,479.68/x
  3. Step 3: Cross multiply
    5,576.32x = 7,693.44 × 3,479.68
  4. Step 4: Simplify right side
    5,576.32x = 26,770,709.30
  5. Step 5: Solve for x
    x = 26,770,709.30/5,576.32
  6. Step 6: Final answer
    x = 4,800.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.