Home / 3,059.87-4,220.21-2,706.17

Finding the Fourth Proportional to 3,059.87, 4,220.21 and 2,706.17

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Solution

The fourth proportional to 3,059.87, 4,220.21 and 2,706.17 is: 3,732.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.87 : 4,220.21 = 2,706.17 : x
  2. Step 2: Convert to fraction form
    3,059.87/4,220.21 = 2,706.17/x
  3. Step 3: Cross multiply
    3,059.87x = 4,220.21 × 2,706.17
  4. Step 4: Simplify right side
    3,059.87x = 11,420,591.36
  5. Step 5: Solve for x
    x = 11,420,591.36/3,059.87
  6. Step 6: Final answer
    x = 3,732.38

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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.