Home / 3,517.36-5,276.87-1,873.56

Finding the Fourth Proportional to 3,517.36, 5,276.87 and 1,873.56

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Solution

The fourth proportional to 3,517.36, 5,276.87 and 1,873.56 is: 2,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.36 : 5,276.87 = 1,873.56 : x
  2. Step 2: Convert to fraction form
    3,517.36/5,276.87 = 1,873.56/x
  3. Step 3: Cross multiply
    3,517.36x = 5,276.87 × 1,873.56
  4. Step 4: Simplify right side
    3,517.36x = 9,886,532.56
  5. Step 5: Solve for x
    x = 9,886,532.56/3,517.36
  6. Step 6: Final answer
    x = 2,810.78

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1.5x scale

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.