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Finding the Fourth Proportional to 6,220.52, 8,581.62 and 3,567.32

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Solution

The fourth proportional to 6,220.52, 8,581.62 and 3,567.32 is: 4,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.52 : 8,581.62 = 3,567.32 : x
  2. Step 2: Convert to fraction form
    6,220.52/8,581.62 = 3,567.32/x
  3. Step 3: Cross multiply
    6,220.52x = 8,581.62 × 3,567.32
  4. Step 4: Simplify right side
    6,220.52x = 30,613,384.66
  5. Step 5: Solve for x
    x = 30,613,384.66/6,220.52
  6. Step 6: Final answer
    x = 4,921.35

Related Problems

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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.