Home / 3,428.16-4,731.04-2,249.92

Finding the Fourth Proportional to 3,428.16, 4,731.04 and 2,249.92

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Solution

The fourth proportional to 3,428.16, 4,731.04 and 2,249.92 is: 3,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.16 : 4,731.04 = 2,249.92 : x
  2. Step 2: Convert to fraction form
    3,428.16/4,731.04 = 2,249.92/x
  3. Step 3: Cross multiply
    3,428.16x = 4,731.04 × 2,249.92
  4. Step 4: Simplify right side
    3,428.16x = 10,644,461.52
  5. Step 5: Solve for x
    x = 10,644,461.52/3,428.16
  6. Step 6: Final answer
    x = 3,105.01

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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.