Home / 6,982.24-10,473.34-4,387

Finding the Fourth Proportional to 6,982.24, 10,473.34 and 4,387

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Solution

The fourth proportional to 6,982.24, 10,473.34 and 4,387 is: 6,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.24 : 10,473.34 = 4,387 : x
  2. Step 2: Convert to fraction form
    6,982.24/10,473.34 = 4,387/x
  3. Step 3: Cross multiply
    6,982.24x = 10,473.34 × 4,387
  4. Step 4: Simplify right side
    6,982.24x = 45,946,542.58
  5. Step 5: Solve for x
    x = 45,946,542.58/6,982.24
  6. Step 6: Final answer
    x = 6,580.49

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Half scale
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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.