Home / 3,482.30-4,808.49-2,308.61

Finding the Fourth Proportional to 3,482.30, 4,808.49 and 2,308.61

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Solution

The fourth proportional to 3,482.30, 4,808.49 and 2,308.61 is: 3,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.30 : 4,808.49 = 2,308.61 : x
  2. Step 2: Convert to fraction form
    3,482.30/4,808.49 = 2,308.61/x
  3. Step 3: Cross multiply
    3,482.30x = 4,808.49 × 2,308.61
  4. Step 4: Simplify right side
    3,482.30x = 11,100,928.10
  5. Step 5: Solve for x
    x = 11,100,928.10/3,482.30
  6. Step 6: Final answer
    x = 3,187.81

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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.