Home / 2,412.22-3,331.92-1,783.66

Finding the Fourth Proportional to 2,412.22, 3,331.92 and 1,783.66

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Solution

The fourth proportional to 2,412.22, 3,331.92 and 1,783.66 is: 2,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.22 : 3,331.92 = 1,783.66 : x
  2. Step 2: Convert to fraction form
    2,412.22/3,331.92 = 1,783.66/x
  3. Step 3: Cross multiply
    2,412.22x = 3,331.92 × 1,783.66
  4. Step 4: Simplify right side
    2,412.22x = 5,943,012.43
  5. Step 5: Solve for x
    x = 5,943,012.43/2,412.22
  6. Step 6: Final answer
    x = 2,463.71

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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.