Home / 3,095.90-4,272.42-1,769.73

Finding the Fourth Proportional to 3,095.90, 4,272.42 and 1,769.73

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Solution

The fourth proportional to 3,095.90, 4,272.42 and 1,769.73 is: 2,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.90 : 4,272.42 = 1,769.73 : x
  2. Step 2: Convert to fraction form
    3,095.90/4,272.42 = 1,769.73/x
  3. Step 3: Cross multiply
    3,095.90x = 4,272.42 × 1,769.73
  4. Step 4: Simplify right side
    3,095.90x = 7,561,039.52
  5. Step 5: Solve for x
    x = 7,561,039.52/3,095.90
  6. Step 6: Final answer
    x = 2,442.27

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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.