Home / 3,541.87-5,313.51-1,984.08

Finding the Fourth Proportional to 3,541.87, 5,313.51 and 1,984.08

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Solution

The fourth proportional to 3,541.87, 5,313.51 and 1,984.08 is: 2,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.87 : 5,313.51 = 1,984.08 : x
  2. Step 2: Convert to fraction form
    3,541.87/5,313.51 = 1,984.08/x
  3. Step 3: Cross multiply
    3,541.87x = 5,313.51 × 1,984.08
  4. Step 4: Simplify right side
    3,541.87x = 10,542,419.00
  5. Step 5: Solve for x
    x = 10,542,419.00/3,541.87
  6. Step 6: Final answer
    x = 2,976.52

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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.