Home / 3,541.84-4,887.70-1,969.95

Finding the Fourth Proportional to 3,541.84, 4,887.70 and 1,969.95

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Solution

The fourth proportional to 3,541.84, 4,887.70 and 1,969.95 is: 2,718.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.84 : 4,887.70 = 1,969.95 : x
  2. Step 2: Convert to fraction form
    3,541.84/4,887.70 = 1,969.95/x
  3. Step 3: Cross multiply
    3,541.84x = 4,887.70 × 1,969.95
  4. Step 4: Simplify right side
    3,541.84x = 9,628,524.62
  5. Step 5: Solve for x
    x = 9,628,524.62/3,541.84
  6. Step 6: Final answer
    x = 2,718.51

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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.