Home / 6,221.71-8,585.44-3,568.56

Finding the Fourth Proportional to 6,221.71, 8,585.44 and 3,568.56

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Solution

The fourth proportional to 6,221.71, 8,585.44 and 3,568.56 is: 4,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.71 : 8,585.44 = 3,568.56 : x
  2. Step 2: Convert to fraction form
    6,221.71/8,585.44 = 3,568.56/x
  3. Step 3: Cross multiply
    6,221.71x = 8,585.44 × 3,568.56
  4. Step 4: Simplify right side
    6,221.71x = 30,637,636.72
  5. Step 5: Solve for x
    x = 30,637,636.72/6,221.71
  6. Step 6: Final answer
    x = 4,924.31

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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.