Home / 3,376.08-5,066.68-1,429.84

Finding the Fourth Proportional to 3,376.08, 5,066.68 and 1,429.84

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Solution

The fourth proportional to 3,376.08, 5,066.68 and 1,429.84 is: 2,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.08 : 5,066.68 = 1,429.84 : x
  2. Step 2: Convert to fraction form
    3,376.08/5,066.68 = 1,429.84/x
  3. Step 3: Cross multiply
    3,376.08x = 5,066.68 × 1,429.84
  4. Step 4: Simplify right side
    3,376.08x = 7,244,541.73
  5. Step 5: Solve for x
    x = 7,244,541.73/3,376.08
  6. Step 6: Final answer
    x = 2,145.84

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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.