Home / 4,178.68-6,266.94-1,983.04

Finding the Fourth Proportional to 4,178.68, 6,266.94 and 1,983.04

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Solution

The fourth proportional to 4,178.68, 6,266.94 and 1,983.04 is: 2,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.68 : 6,266.94 = 1,983.04 : x
  2. Step 2: Convert to fraction form
    4,178.68/6,266.94 = 1,983.04/x
  3. Step 3: Cross multiply
    4,178.68x = 6,266.94 × 1,983.04
  4. Step 4: Simplify right side
    4,178.68x = 12,427,592.70
  5. Step 5: Solve for x
    x = 12,427,592.70/4,178.68
  6. Step 6: Final answer
    x = 2,974.05

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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.