Home / 3,541.62-4,887.39-1,969.71

Finding the Fourth Proportional to 3,541.62, 4,887.39 and 1,969.71

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Solution

The fourth proportional to 3,541.62, 4,887.39 and 1,969.71 is: 2,718.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.62 : 4,887.39 = 1,969.71 : x
  2. Step 2: Convert to fraction form
    3,541.62/4,887.39 = 1,969.71/x
  3. Step 3: Cross multiply
    3,541.62x = 4,887.39 × 1,969.71
  4. Step 4: Simplify right side
    3,541.62x = 9,626,740.96
  5. Step 5: Solve for x
    x = 9,626,740.96/3,541.62
  6. Step 6: Final answer
    x = 2,718.17

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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.