Home / 6,175.77-9,252.87-5,142.42

Finding the Fourth Proportional to 6,175.77, 9,252.87 and 5,142.42

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Solution

The fourth proportional to 6,175.77, 9,252.87 and 5,142.42 is: 7,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.77 : 9,252.87 = 5,142.42 : x
  2. Step 2: Convert to fraction form
    6,175.77/9,252.87 = 5,142.42/x
  3. Step 3: Cross multiply
    6,175.77x = 9,252.87 × 5,142.42
  4. Step 4: Simplify right side
    6,175.77x = 47,582,143.75
  5. Step 5: Solve for x
    x = 47,582,143.75/6,175.77
  6. Step 6: Final answer
    x = 7,704.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.