Home / 4,136.75-5,709-2,273.75

Finding the Fourth Proportional to 4,136.75, 5,709 and 2,273.75

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Solution

The fourth proportional to 4,136.75, 5,709 and 2,273.75 is: 3,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.75 : 5,709 = 2,273.75 : x
  2. Step 2: Convert to fraction form
    4,136.75/5,709 = 2,273.75/x
  3. Step 3: Cross multiply
    4,136.75x = 5,709 × 2,273.75
  4. Step 4: Simplify right side
    4,136.75x = 12,980,838.75
  5. Step 5: Solve for x
    x = 12,980,838.75/4,136.75
  6. Step 6: Final answer
    x = 3,137.93

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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.