Home / 3,275.10-4,515.86-2,611.44

Finding the Fourth Proportional to 3,275.10, 4,515.86 and 2,611.44

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Solution

The fourth proportional to 3,275.10, 4,515.86 and 2,611.44 is: 3,600.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.10 : 4,515.86 = 2,611.44 : x
  2. Step 2: Convert to fraction form
    3,275.10/4,515.86 = 2,611.44/x
  3. Step 3: Cross multiply
    3,275.10x = 4,515.86 × 2,611.44
  4. Step 4: Simplify right side
    3,275.10x = 11,792,897.44
  5. Step 5: Solve for x
    x = 11,792,897.44/3,275.10
  6. Step 6: Final answer
    x = 3,600.77

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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.