Home / 6,331.20-9,490.84-2,168.24

Finding the Fourth Proportional to 6,331.20, 9,490.84 and 2,168.24

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Solution

The fourth proportional to 6,331.20, 9,490.84 and 2,168.24 is: 3,250.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.20 : 9,490.84 = 2,168.24 : x
  2. Step 2: Convert to fraction form
    6,331.20/9,490.84 = 2,168.24/x
  3. Step 3: Cross multiply
    6,331.20x = 9,490.84 × 2,168.24
  4. Step 4: Simplify right side
    6,331.20x = 20,578,366.05
  5. Step 5: Solve for x
    x = 20,578,366.05/6,331.20
  6. Step 6: Final answer
    x = 3,250.31

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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.