Home / 4,656.94-6,429.46-3,204.20

Finding the Fourth Proportional to 4,656.94, 6,429.46 and 3,204.20

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Solution

The fourth proportional to 4,656.94, 6,429.46 and 3,204.20 is: 4,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.94 : 6,429.46 = 3,204.20 : x
  2. Step 2: Convert to fraction form
    4,656.94/6,429.46 = 3,204.20/x
  3. Step 3: Cross multiply
    4,656.94x = 6,429.46 × 3,204.20
  4. Step 4: Simplify right side
    4,656.94x = 20,601,278.52
  5. Step 5: Solve for x
    x = 20,601,278.52/4,656.94
  6. Step 6: Final answer
    x = 4,423.78

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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.