Home / 2,192.59-3,025.44-1,248.42

Finding the Fourth Proportional to 2,192.59, 3,025.44 and 1,248.42

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Solution

The fourth proportional to 2,192.59, 3,025.44 and 1,248.42 is: 1,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.59 : 3,025.44 = 1,248.42 : x
  2. Step 2: Convert to fraction form
    2,192.59/3,025.44 = 1,248.42/x
  3. Step 3: Cross multiply
    2,192.59x = 3,025.44 × 1,248.42
  4. Step 4: Simplify right side
    2,192.59x = 3,777,035.83
  5. Step 5: Solve for x
    x = 3,777,035.83/2,192.59
  6. Step 6: Final answer
    x = 1,722.64

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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.