Home / 3,341.05-5,002.26-1,689.49

Finding the Fourth Proportional to 3,341.05, 5,002.26 and 1,689.49

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Solution

The fourth proportional to 3,341.05, 5,002.26 and 1,689.49 is: 2,529.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.05 : 5,002.26 = 1,689.49 : x
  2. Step 2: Convert to fraction form
    3,341.05/5,002.26 = 1,689.49/x
  3. Step 3: Cross multiply
    3,341.05x = 5,002.26 × 1,689.49
  4. Step 4: Simplify right side
    3,341.05x = 8,451,268.16
  5. Step 5: Solve for x
    x = 8,451,268.16/3,341.05
  6. Step 6: Final answer
    x = 2,529.53

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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.