Home / 2,575.53-3,554.24-1,396.62

Finding the Fourth Proportional to 2,575.53, 3,554.24 and 1,396.62

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Solution

The fourth proportional to 2,575.53, 3,554.24 and 1,396.62 is: 1,927.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.53 : 3,554.24 = 1,396.62 : x
  2. Step 2: Convert to fraction form
    2,575.53/3,554.24 = 1,396.62/x
  3. Step 3: Cross multiply
    2,575.53x = 3,554.24 × 1,396.62
  4. Step 4: Simplify right side
    2,575.53x = 4,963,915.69
  5. Step 5: Solve for x
    x = 4,963,915.69/2,575.53
  6. Step 6: Final answer
    x = 1,927.34

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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.