Home / 3,669.66-5,499.63-2,691.18

Finding the Fourth Proportional to 3,669.66, 5,499.63 and 2,691.18

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Solution

The fourth proportional to 3,669.66, 5,499.63 and 2,691.18 is: 4,033.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.66 : 5,499.63 = 2,691.18 : x
  2. Step 2: Convert to fraction form
    3,669.66/5,499.63 = 2,691.18/x
  3. Step 3: Cross multiply
    3,669.66x = 5,499.63 × 2,691.18
  4. Step 4: Simplify right side
    3,669.66x = 14,800,494.26
  5. Step 5: Solve for x
    x = 14,800,494.26/3,669.66
  6. Step 6: Final answer
    x = 4,033.21

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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.