Home / 3,468.36-4,786.86-2,209.96

Finding the Fourth Proportional to 3,468.36, 4,786.86 and 2,209.96

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Solution

The fourth proportional to 3,468.36, 4,786.86 and 2,209.96 is: 3,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.36 : 4,786.86 = 2,209.96 : x
  2. Step 2: Convert to fraction form
    3,468.36/4,786.86 = 2,209.96/x
  3. Step 3: Cross multiply
    3,468.36x = 4,786.86 × 2,209.96
  4. Step 4: Simplify right side
    3,468.36x = 10,578,769.13
  5. Step 5: Solve for x
    x = 10,578,769.13/3,468.36
  6. Step 6: Final answer
    x = 3,050.08

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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.