Home / 3,541.73-4,887.54-1,969.79

Finding the Fourth Proportional to 3,541.73, 4,887.54 and 1,969.79

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Solution

The fourth proportional to 3,541.73, 4,887.54 and 1,969.79 is: 2,718.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.73 : 4,887.54 = 1,969.79 : x
  2. Step 2: Convert to fraction form
    3,541.73/4,887.54 = 1,969.79/x
  3. Step 3: Cross multiply
    3,541.73x = 4,887.54 × 1,969.79
  4. Step 4: Simplify right side
    3,541.73x = 9,627,402.98
  5. Step 5: Solve for x
    x = 9,627,402.98/3,541.73
  6. Step 6: Final answer
    x = 2,718.28

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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.