Home / 3,617.77-5,426.66-3,433.09

Finding the Fourth Proportional to 3,617.77, 5,426.66 and 3,433.09

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Solution

The fourth proportional to 3,617.77, 5,426.66 and 3,433.09 is: 5,149.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.77 : 5,426.66 = 3,433.09 : x
  2. Step 2: Convert to fraction form
    3,617.77/5,426.66 = 3,433.09/x
  3. Step 3: Cross multiply
    3,617.77x = 5,426.66 × 3,433.09
  4. Step 4: Simplify right side
    3,617.77x = 18,630,212.18
  5. Step 5: Solve for x
    x = 18,630,212.18/3,617.77
  6. Step 6: Final answer
    x = 5,149.64

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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.