Home / 3,626.96-5,004.08-2,134.40

Finding the Fourth Proportional to 3,626.96, 5,004.08 and 2,134.40

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Solution

The fourth proportional to 3,626.96, 5,004.08 and 2,134.40 is: 2,944.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.96 : 5,004.08 = 2,134.40 : x
  2. Step 2: Convert to fraction form
    3,626.96/5,004.08 = 2,134.40/x
  3. Step 3: Cross multiply
    3,626.96x = 5,004.08 × 2,134.40
  4. Step 4: Simplify right side
    3,626.96x = 10,680,708.35
  5. Step 5: Solve for x
    x = 10,680,708.35/3,626.96
  6. Step 6: Final answer
    x = 2,944.81

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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.