Home / 3,153.23-4,351.55-1,736.84

Finding the Fourth Proportional to 3,153.23, 4,351.55 and 1,736.84

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Solution

The fourth proportional to 3,153.23, 4,351.55 and 1,736.84 is: 2,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.23 : 4,351.55 = 1,736.84 : x
  2. Step 2: Convert to fraction form
    3,153.23/4,351.55 = 1,736.84/x
  3. Step 3: Cross multiply
    3,153.23x = 4,351.55 × 1,736.84
  4. Step 4: Simplify right side
    3,153.23x = 7,557,915.66
  5. Step 5: Solve for x
    x = 7,557,915.66/3,153.23
  6. Step 6: Final answer
    x = 2,396.88

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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.