Home / 3,966.30-5,949.45-1,192.71

Finding the Fourth Proportional to 3,966.30, 5,949.45 and 1,192.71

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Solution

The fourth proportional to 3,966.30, 5,949.45 and 1,192.71 is: 1,789.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.30 : 5,949.45 = 1,192.71 : x
  2. Step 2: Convert to fraction form
    3,966.30/5,949.45 = 1,192.71/x
  3. Step 3: Cross multiply
    3,966.30x = 5,949.45 × 1,192.71
  4. Step 4: Simplify right side
    3,966.30x = 7,095,968.51
  5. Step 5: Solve for x
    x = 7,095,968.51/3,966.30
  6. Step 6: Final answer
    x = 1,789.07

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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.