Home / 3,611.99-4,986.53-2,269

Finding the Fourth Proportional to 3,611.99, 4,986.53 and 2,269

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Solution

The fourth proportional to 3,611.99, 4,986.53 and 2,269 is: 3,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.99 : 4,986.53 = 2,269 : x
  2. Step 2: Convert to fraction form
    3,611.99/4,986.53 = 2,269/x
  3. Step 3: Cross multiply
    3,611.99x = 4,986.53 × 2,269
  4. Step 4: Simplify right side
    3,611.99x = 11,314,436.57
  5. Step 5: Solve for x
    x = 11,314,436.57/3,611.99
  6. Step 6: Final answer
    x = 3,132.47

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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.