Home / 4,635.52-6,392.22-3,220.81

Finding the Fourth Proportional to 4,635.52, 6,392.22 and 3,220.81

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Solution

The fourth proportional to 4,635.52, 6,392.22 and 3,220.81 is: 4,441.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.52 : 6,392.22 = 3,220.81 : x
  2. Step 2: Convert to fraction form
    4,635.52/6,392.22 = 3,220.81/x
  3. Step 3: Cross multiply
    4,635.52x = 6,392.22 × 3,220.81
  4. Step 4: Simplify right side
    4,635.52x = 20,588,126.10
  5. Step 5: Solve for x
    x = 20,588,126.10/4,635.52
  6. Step 6: Final answer
    x = 4,441.38

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Half scale
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Double scale
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Similar ratio
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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.