Home / 4,172.66-5,758.27-2,600.75

Finding the Fourth Proportional to 4,172.66, 5,758.27 and 2,600.75

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Solution

The fourth proportional to 4,172.66, 5,758.27 and 2,600.75 is: 3,589.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.66 : 5,758.27 = 2,600.75 : x
  2. Step 2: Convert to fraction form
    4,172.66/5,758.27 = 2,600.75/x
  3. Step 3: Cross multiply
    4,172.66x = 5,758.27 × 2,600.75
  4. Step 4: Simplify right side
    4,172.66x = 14,975,827.20
  5. Step 5: Solve for x
    x = 14,975,827.20/4,172.66
  6. Step 6: Final answer
    x = 3,589.04

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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.