Home / 2,252.80-3,104.47-1,622.22

Finding the Fourth Proportional to 2,252.80, 3,104.47 and 1,622.22

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Solution

The fourth proportional to 2,252.80, 3,104.47 and 1,622.22 is: 2,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.80 : 3,104.47 = 1,622.22 : x
  2. Step 2: Convert to fraction form
    2,252.80/3,104.47 = 1,622.22/x
  3. Step 3: Cross multiply
    2,252.80x = 3,104.47 × 1,622.22
  4. Step 4: Simplify right side
    2,252.80x = 5,036,133.32
  5. Step 5: Solve for x
    x = 5,036,133.32/2,252.80
  6. Step 6: Final answer
    x = 2,235.50

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1.5x scale

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.