Home / 3,519.10-5,276.49-1,667.71

Finding the Fourth Proportional to 3,519.10, 5,276.49 and 1,667.71

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Solution

The fourth proportional to 3,519.10, 5,276.49 and 1,667.71 is: 2,500.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.10 : 5,276.49 = 1,667.71 : x
  2. Step 2: Convert to fraction form
    3,519.10/5,276.49 = 1,667.71/x
  3. Step 3: Cross multiply
    3,519.10x = 5,276.49 × 1,667.71
  4. Step 4: Simplify right side
    3,519.10x = 8,799,655.14
  5. Step 5: Solve for x
    x = 8,799,655.14/3,519.10
  6. Step 6: Final answer
    x = 2,500.54

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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.