Home / 2,836.12-4,253.64-1,104.34

Finding the Fourth Proportional to 2,836.12, 4,253.64 and 1,104.34

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Solution

The fourth proportional to 2,836.12, 4,253.64 and 1,104.34 is: 1,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.12 : 4,253.64 = 1,104.34 : x
  2. Step 2: Convert to fraction form
    2,836.12/4,253.64 = 1,104.34/x
  3. Step 3: Cross multiply
    2,836.12x = 4,253.64 × 1,104.34
  4. Step 4: Simplify right side
    2,836.12x = 4,697,464.80
  5. Step 5: Solve for x
    x = 4,697,464.80/2,836.12
  6. Step 6: Final answer
    x = 1,656.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.