Home / 2,412.02-3,325.61-1,939.94

Finding the Fourth Proportional to 2,412.02, 3,325.61 and 1,939.94

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Solution

The fourth proportional to 2,412.02, 3,325.61 and 1,939.94 is: 2,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.02 : 3,325.61 = 1,939.94 : x
  2. Step 2: Convert to fraction form
    2,412.02/3,325.61 = 1,939.94/x
  3. Step 3: Cross multiply
    2,412.02x = 3,325.61 × 1,939.94
  4. Step 4: Simplify right side
    2,412.02x = 6,451,468.97
  5. Step 5: Solve for x
    x = 6,451,468.97/2,412.02
  6. Step 6: Final answer
    x = 2,674.71

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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.