Home / 5,626.32-7,764.27-3,108.59

Finding the Fourth Proportional to 5,626.32, 7,764.27 and 3,108.59

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Solution

The fourth proportional to 5,626.32, 7,764.27 and 3,108.59 is: 4,289.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.32 : 7,764.27 = 3,108.59 : x
  2. Step 2: Convert to fraction form
    5,626.32/7,764.27 = 3,108.59/x
  3. Step 3: Cross multiply
    5,626.32x = 7,764.27 × 3,108.59
  4. Step 4: Simplify right side
    5,626.32x = 24,135,932.08
  5. Step 5: Solve for x
    x = 24,135,932.08/5,626.32
  6. Step 6: Final answer
    x = 4,289.83

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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.