Home / 3,616.65-5,425.56-1,151.46

Finding the Fourth Proportional to 3,616.65, 5,425.56 and 1,151.46

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Solution

The fourth proportional to 3,616.65, 5,425.56 and 1,151.46 is: 1,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.65 : 5,425.56 = 1,151.46 : x
  2. Step 2: Convert to fraction form
    3,616.65/5,425.56 = 1,151.46/x
  3. Step 3: Cross multiply
    3,616.65x = 5,425.56 × 1,151.46
  4. Step 4: Simplify right side
    3,616.65x = 6,247,315.32
  5. Step 5: Solve for x
    x = 6,247,315.32/3,616.65
  6. Step 6: Final answer
    x = 1,727.38

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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.