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Finding the Fourth Proportional to 2,607.66, 3,597.56 and 1,611.22

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Solution

The fourth proportional to 2,607.66, 3,597.56 and 1,611.22 is: 2,222.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.66 : 3,597.56 = 1,611.22 : x
  2. Step 2: Convert to fraction form
    2,607.66/3,597.56 = 1,611.22/x
  3. Step 3: Cross multiply
    2,607.66x = 3,597.56 × 1,611.22
  4. Step 4: Simplify right side
    2,607.66x = 5,796,460.62
  5. Step 5: Solve for x
    x = 5,796,460.62/2,607.66
  6. Step 6: Final answer
    x = 2,222.86

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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.