Home / 2,836.08-4,251.96-1,298.16

Finding the Fourth Proportional to 2,836.08, 4,251.96 and 1,298.16

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Solution

The fourth proportional to 2,836.08, 4,251.96 and 1,298.16 is: 1,946.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.08 : 4,251.96 = 1,298.16 : x
  2. Step 2: Convert to fraction form
    2,836.08/4,251.96 = 1,298.16/x
  3. Step 3: Cross multiply
    2,836.08x = 4,251.96 × 1,298.16
  4. Step 4: Simplify right side
    2,836.08x = 5,519,724.39
  5. Step 5: Solve for x
    x = 5,519,724.39/2,836.08
  6. Step 6: Final answer
    x = 1,946.25

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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.