Home / 4,517.87-6,220.81-3,955.19

Finding the Fourth Proportional to 4,517.87, 6,220.81 and 3,955.19

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Solution

The fourth proportional to 4,517.87, 6,220.81 and 3,955.19 is: 5,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.87 : 6,220.81 = 3,955.19 : x
  2. Step 2: Convert to fraction form
    4,517.87/6,220.81 = 3,955.19/x
  3. Step 3: Cross multiply
    4,517.87x = 6,220.81 × 3,955.19
  4. Step 4: Simplify right side
    4,517.87x = 24,604,485.50
  5. Step 5: Solve for x
    x = 24,604,485.50/4,517.87
  6. Step 6: Final answer
    x = 5,446.04

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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.