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Finding the Fourth Proportional to 1,696.53, 2,544.19 and 1,332.03

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Solution

The fourth proportional to 1,696.53, 2,544.19 and 1,332.03 is: 1,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.53 : 2,544.19 = 1,332.03 : x
  2. Step 2: Convert to fraction form
    1,696.53/2,544.19 = 1,332.03/x
  3. Step 3: Cross multiply
    1,696.53x = 2,544.19 × 1,332.03
  4. Step 4: Simplify right side
    1,696.53x = 3,388,937.41
  5. Step 5: Solve for x
    x = 3,388,937.41/1,696.53
  6. Step 6: Final answer
    x = 1,997.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.