Home / 6,551.20-9,826.80-2,168.56

Finding the Fourth Proportional to 6,551.20, 9,826.80 and 2,168.56

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Solution

The fourth proportional to 6,551.20, 9,826.80 and 2,168.56 is: 3,252.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.20 : 9,826.80 = 2,168.56 : x
  2. Step 2: Convert to fraction form
    6,551.20/9,826.80 = 2,168.56/x
  3. Step 3: Cross multiply
    6,551.20x = 9,826.80 × 2,168.56
  4. Step 4: Simplify right side
    6,551.20x = 21,310,005.41
  5. Step 5: Solve for x
    x = 21,310,005.41/6,551.20
  6. Step 6: Final answer
    x = 3,252.84

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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.