Home / 2,187.06-3,282.21-1,033.62

Finding the Fourth Proportional to 2,187.06, 3,282.21 and 1,033.62

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Solution

The fourth proportional to 2,187.06, 3,282.21 and 1,033.62 is: 1,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.06 : 3,282.21 = 1,033.62 : x
  2. Step 2: Convert to fraction form
    2,187.06/3,282.21 = 1,033.62/x
  3. Step 3: Cross multiply
    2,187.06x = 3,282.21 × 1,033.62
  4. Step 4: Simplify right side
    2,187.06x = 3,392,557.90
  5. Step 5: Solve for x
    x = 3,392,557.90/2,187.06
  6. Step 6: Final answer
    x = 1,551.20

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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.