Home / 2,611.53-3,603.65-1,616.44

Finding the Fourth Proportional to 2,611.53, 3,603.65 and 1,616.44

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Solution

The fourth proportional to 2,611.53, 3,603.65 and 1,616.44 is: 2,230.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.53 : 3,603.65 = 1,616.44 : x
  2. Step 2: Convert to fraction form
    2,611.53/3,603.65 = 1,616.44/x
  3. Step 3: Cross multiply
    2,611.53x = 3,603.65 × 1,616.44
  4. Step 4: Simplify right side
    2,611.53x = 5,825,084.01
  5. Step 5: Solve for x
    x = 5,825,084.01/2,611.53
  6. Step 6: Final answer
    x = 2,230.53

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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.