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Finding the Fourth Proportional to 3,606.08, 4,976.08 and 2,114.04

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Solution

The fourth proportional to 3,606.08, 4,976.08 and 2,114.04 is: 2,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.08 : 4,976.08 = 2,114.04 : x
  2. Step 2: Convert to fraction form
    3,606.08/4,976.08 = 2,114.04/x
  3. Step 3: Cross multiply
    3,606.08x = 4,976.08 × 2,114.04
  4. Step 4: Simplify right side
    3,606.08x = 10,519,632.16
  5. Step 5: Solve for x
    x = 10,519,632.16/3,606.08
  6. Step 6: Final answer
    x = 2,917.19

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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.