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Finding the Fourth Proportional to 4,107.03, 5,662.74 and 2,849.16

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Solution

The fourth proportional to 4,107.03, 5,662.74 and 2,849.16 is: 3,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.03 : 5,662.74 = 2,849.16 : x
  2. Step 2: Convert to fraction form
    4,107.03/5,662.74 = 2,849.16/x
  3. Step 3: Cross multiply
    4,107.03x = 5,662.74 × 2,849.16
  4. Step 4: Simplify right side
    4,107.03x = 16,134,052.30
  5. Step 5: Solve for x
    x = 16,134,052.30/4,107.03
  6. Step 6: Final answer
    x = 3,928.40

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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.