Home / 4,423.38-6,634.80-1,956.12

Finding the Fourth Proportional to 4,423.38, 6,634.80 and 1,956.12

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Solution

The fourth proportional to 4,423.38, 6,634.80 and 1,956.12 is: 2,934.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.38 : 6,634.80 = 1,956.12 : x
  2. Step 2: Convert to fraction form
    4,423.38/6,634.80 = 1,956.12/x
  3. Step 3: Cross multiply
    4,423.38x = 6,634.80 × 1,956.12
  4. Step 4: Simplify right side
    4,423.38x = 12,978,464.98
  5. Step 5: Solve for x
    x = 12,978,464.98/4,423.38
  6. Step 6: Final answer
    x = 2,934.06

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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.