Home / 3,037.81-4,194.11-2,479.61

Finding the Fourth Proportional to 3,037.81, 4,194.11 and 2,479.61

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Solution

The fourth proportional to 3,037.81, 4,194.11 and 2,479.61 is: 3,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.81 : 4,194.11 = 2,479.61 : x
  2. Step 2: Convert to fraction form
    3,037.81/4,194.11 = 2,479.61/x
  3. Step 3: Cross multiply
    3,037.81x = 4,194.11 × 2,479.61
  4. Step 4: Simplify right side
    3,037.81x = 10,399,757.10
  5. Step 5: Solve for x
    x = 10,399,757.10/3,037.81
  6. Step 6: Final answer
    x = 3,423.44

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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.