Home / 3,645.28-5,465.88-1,696.04

Finding the Fourth Proportional to 3,645.28, 5,465.88 and 1,696.04

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Solution

The fourth proportional to 3,645.28, 5,465.88 and 1,696.04 is: 2,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.28 : 5,465.88 = 1,696.04 : x
  2. Step 2: Convert to fraction form
    3,645.28/5,465.88 = 1,696.04/x
  3. Step 3: Cross multiply
    3,645.28x = 5,465.88 × 1,696.04
  4. Step 4: Simplify right side
    3,645.28x = 9,270,351.12
  5. Step 5: Solve for x
    x = 9,270,351.12/3,645.28
  6. Step 6: Final answer
    x = 2,543.11

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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.