Home / 3,626.32-5,005.26-2,230.24

Finding the Fourth Proportional to 3,626.32, 5,005.26 and 2,230.24

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Solution

The fourth proportional to 3,626.32, 5,005.26 and 2,230.24 is: 3,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.32 : 5,005.26 = 2,230.24 : x
  2. Step 2: Convert to fraction form
    3,626.32/5,005.26 = 2,230.24/x
  3. Step 3: Cross multiply
    3,626.32x = 5,005.26 × 2,230.24
  4. Step 4: Simplify right side
    3,626.32x = 11,162,931.06
  5. Step 5: Solve for x
    x = 11,162,931.06/3,626.32
  6. Step 6: Final answer
    x = 3,078.31

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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.