Home / 4,986.45-6,882.71-3,494.77

Finding the Fourth Proportional to 4,986.45, 6,882.71 and 3,494.77

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Solution

The fourth proportional to 4,986.45, 6,882.71 and 3,494.77 is: 4,823.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.45 : 6,882.71 = 3,494.77 : x
  2. Step 2: Convert to fraction form
    4,986.45/6,882.71 = 3,494.77/x
  3. Step 3: Cross multiply
    4,986.45x = 6,882.71 × 3,494.77
  4. Step 4: Simplify right side
    4,986.45x = 24,053,453.75
  5. Step 5: Solve for x
    x = 24,053,453.75/4,986.45
  6. Step 6: Final answer
    x = 4,823.76

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Half scale
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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.