Home / 3,646.64-5,464.28-1,696.57

Finding the Fourth Proportional to 3,646.64, 5,464.28 and 1,696.57

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Solution

The fourth proportional to 3,646.64, 5,464.28 and 1,696.57 is: 2,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.64 : 5,464.28 = 1,696.57 : x
  2. Step 2: Convert to fraction form
    3,646.64/5,464.28 = 1,696.57/x
  3. Step 3: Cross multiply
    3,646.64x = 5,464.28 × 1,696.57
  4. Step 4: Simplify right side
    3,646.64x = 9,270,524.10
  5. Step 5: Solve for x
    x = 9,270,524.10/3,646.64
  6. Step 6: Final answer
    x = 2,542.21

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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.