Home / 3,616.60-4,991.44-2,626.36

Finding the Fourth Proportional to 3,616.60, 4,991.44 and 2,626.36

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Solution

The fourth proportional to 3,616.60, 4,991.44 and 2,626.36 is: 3,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.60 : 4,991.44 = 2,626.36 : x
  2. Step 2: Convert to fraction form
    3,616.60/4,991.44 = 2,626.36/x
  3. Step 3: Cross multiply
    3,616.60x = 4,991.44 × 2,626.36
  4. Step 4: Simplify right side
    3,616.60x = 13,109,318.36
  5. Step 5: Solve for x
    x = 13,109,318.36/3,616.60
  6. Step 6: Final answer
    x = 3,624.76

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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.