Home / 3,429-4,732.22-1,936.88

Finding the Fourth Proportional to 3,429, 4,732.22 and 1,936.88

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Solution

The fourth proportional to 3,429, 4,732.22 and 1,936.88 is: 2,673.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429 : 4,732.22 = 1,936.88 : x
  2. Step 2: Convert to fraction form
    3,429/4,732.22 = 1,936.88/x
  3. Step 3: Cross multiply
    3,429x = 4,732.22 × 1,936.88
  4. Step 4: Simplify right side
    3,429x = 9,165,741.20
  5. Step 5: Solve for x
    x = 9,165,741.20/3,429
  6. Step 6: Final answer
    x = 2,673.01

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1.5x scale

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.