Home / 4,426.20-6,643.40-2,236.46

Finding the Fourth Proportional to 4,426.20, 6,643.40 and 2,236.46

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Solution

The fourth proportional to 4,426.20, 6,643.40 and 2,236.46 is: 3,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.20 : 6,643.40 = 2,236.46 : x
  2. Step 2: Convert to fraction form
    4,426.20/6,643.40 = 2,236.46/x
  3. Step 3: Cross multiply
    4,426.20x = 6,643.40 × 2,236.46
  4. Step 4: Simplify right side
    4,426.20x = 14,857,653.96
  5. Step 5: Solve for x
    x = 14,857,653.96/4,426.20
  6. Step 6: Final answer
    x = 3,356.75

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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.