Home / 2,299.26-3,171.51-1,880.22

Finding the Fourth Proportional to 2,299.26, 3,171.51 and 1,880.22

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Solution

The fourth proportional to 2,299.26, 3,171.51 and 1,880.22 is: 2,593.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.26 : 3,171.51 = 1,880.22 : x
  2. Step 2: Convert to fraction form
    2,299.26/3,171.51 = 1,880.22/x
  3. Step 3: Cross multiply
    2,299.26x = 3,171.51 × 1,880.22
  4. Step 4: Simplify right side
    2,299.26x = 5,963,136.53
  5. Step 5: Solve for x
    x = 5,963,136.53/2,299.26
  6. Step 6: Final answer
    x = 2,593.50

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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.