Home / 5,028.49-7,543.27-2,107.09

Finding the Fourth Proportional to 5,028.49, 7,543.27 and 2,107.09

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Solution

The fourth proportional to 5,028.49, 7,543.27 and 2,107.09 is: 3,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.49 : 7,543.27 = 2,107.09 : x
  2. Step 2: Convert to fraction form
    5,028.49/7,543.27 = 2,107.09/x
  3. Step 3: Cross multiply
    5,028.49x = 7,543.27 × 2,107.09
  4. Step 4: Simplify right side
    5,028.49x = 15,894,305.80
  5. Step 5: Solve for x
    x = 15,894,305.80/5,028.49
  6. Step 6: Final answer
    x = 3,160.85

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1.5x scale

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.