Home / 3,626.82-5,005.95-2,230.74

Finding the Fourth Proportional to 3,626.82, 5,005.95 and 2,230.74

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Solution

The fourth proportional to 3,626.82, 5,005.95 and 2,230.74 is: 3,079.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.82 : 5,005.95 = 2,230.74 : x
  2. Step 2: Convert to fraction form
    3,626.82/5,005.95 = 2,230.74/x
  3. Step 3: Cross multiply
    3,626.82x = 5,005.95 × 2,230.74
  4. Step 4: Simplify right side
    3,626.82x = 11,166,972.90
  5. Step 5: Solve for x
    x = 11,166,972.90/3,626.82
  6. Step 6: Final answer
    x = 3,079.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.