Home / 6,221.39-8,586.14-3,569.63

Finding the Fourth Proportional to 6,221.39, 8,586.14 and 3,569.63

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Solution

The fourth proportional to 6,221.39, 8,586.14 and 3,569.63 is: 4,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.39 : 8,586.14 = 3,569.63 : x
  2. Step 2: Convert to fraction form
    6,221.39/8,586.14 = 3,569.63/x
  3. Step 3: Cross multiply
    6,221.39x = 8,586.14 × 3,569.63
  4. Step 4: Simplify right side
    6,221.39x = 30,649,282.15
  5. Step 5: Solve for x
    x = 30,649,282.15/6,221.39
  6. Step 6: Final answer
    x = 4,926.44

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Half scale
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Double 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.