Home / 5,072.46-6,997.77-2,975.64

Finding the Fourth Proportional to 5,072.46, 6,997.77 and 2,975.64

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Solution

The fourth proportional to 5,072.46, 6,997.77 and 2,975.64 is: 4,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.46 : 6,997.77 = 2,975.64 : x
  2. Step 2: Convert to fraction form
    5,072.46/6,997.77 = 2,975.64/x
  3. Step 3: Cross multiply
    5,072.46x = 6,997.77 × 2,975.64
  4. Step 4: Simplify right side
    5,072.46x = 20,822,844.32
  5. Step 5: Solve for x
    x = 20,822,844.32/5,072.46
  6. Step 6: Final answer
    x = 4,105.08

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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.