Home / 4,789.14-7,184.52-2,192.28

Finding the Fourth Proportional to 4,789.14, 7,184.52 and 2,192.28

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Solution

The fourth proportional to 4,789.14, 7,184.52 and 2,192.28 is: 3,288.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.14 : 7,184.52 = 2,192.28 : x
  2. Step 2: Convert to fraction form
    4,789.14/7,184.52 = 2,192.28/x
  3. Step 3: Cross multiply
    4,789.14x = 7,184.52 × 2,192.28
  4. Step 4: Simplify right side
    4,789.14x = 15,750,479.51
  5. Step 5: Solve for x
    x = 15,750,479.51/4,789.14
  6. Step 6: Final answer
    x = 3,288.79

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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.