Home / 6,324.20-8,727.39-3,529.70

Finding the Fourth Proportional to 6,324.20, 8,727.39 and 3,529.70

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Solution

The fourth proportional to 6,324.20, 8,727.39 and 3,529.70 is: 4,870.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.20 : 8,727.39 = 3,529.70 : x
  2. Step 2: Convert to fraction form
    6,324.20/8,727.39 = 3,529.70/x
  3. Step 3: Cross multiply
    6,324.20x = 8,727.39 × 3,529.70
  4. Step 4: Simplify right side
    6,324.20x = 30,805,024.85
  5. Step 5: Solve for x
    x = 30,805,024.85/6,324.20
  6. Step 6: Final answer
    x = 4,870.98

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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.