Home / 8,216.03-11,336.56-4,679.17

Finding the Fourth Proportional to 8,216.03, 11,336.56 and 4,679.17

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Solution

The fourth proportional to 8,216.03, 11,336.56 and 4,679.17 is: 6,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.03 : 11,336.56 = 4,679.17 : x
  2. Step 2: Convert to fraction form
    8,216.03/11,336.56 = 4,679.17/x
  3. Step 3: Cross multiply
    8,216.03x = 11,336.56 × 4,679.17
  4. Step 4: Simplify right side
    8,216.03x = 53,045,651.42
  5. Step 5: Solve for x
    x = 53,045,651.42/8,216.03
  6. Step 6: Final answer
    x = 6,456.36

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Half scale
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Find fourth proportional to 8,217.03, 11,337.94 and 4,680.17
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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.