Home / 3,137.36-4,328.52-2,089.04

Finding the Fourth Proportional to 3,137.36, 4,328.52 and 2,089.04

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Solution

The fourth proportional to 3,137.36, 4,328.52 and 2,089.04 is: 2,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.36 : 4,328.52 = 2,089.04 : x
  2. Step 2: Convert to fraction form
    3,137.36/4,328.52 = 2,089.04/x
  3. Step 3: Cross multiply
    3,137.36x = 4,328.52 × 2,089.04
  4. Step 4: Simplify right side
    3,137.36x = 9,042,451.42
  5. Step 5: Solve for x
    x = 9,042,451.42/3,137.36
  6. Step 6: Final answer
    x = 2,882.18

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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.