Home / 3,541.76-4,887.26-1,969.56

Finding the Fourth Proportional to 3,541.76, 4,887.26 and 1,969.56

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Solution

The fourth proportional to 3,541.76, 4,887.26 and 1,969.56 is: 2,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.76 : 4,887.26 = 1,969.56 : x
  2. Step 2: Convert to fraction form
    3,541.76/4,887.26 = 1,969.56/x
  3. Step 3: Cross multiply
    3,541.76x = 4,887.26 × 1,969.56
  4. Step 4: Simplify right side
    3,541.76x = 9,625,751.81
  5. Step 5: Solve for x
    x = 9,625,751.81/3,541.76
  6. Step 6: Final answer
    x = 2,717.79

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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.