Home / 2,859.44-4,289.01-1,192.87

Finding the Fourth Proportional to 2,859.44, 4,289.01 and 1,192.87

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Solution

The fourth proportional to 2,859.44, 4,289.01 and 1,192.87 is: 1,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859.44 : 4,289.01 = 1,192.87 : x
  2. Step 2: Convert to fraction form
    2,859.44/4,289.01 = 1,192.87/x
  3. Step 3: Cross multiply
    2,859.44x = 4,289.01 × 1,192.87
  4. Step 4: Simplify right side
    2,859.44x = 5,116,236.72
  5. Step 5: Solve for x
    x = 5,116,236.72/2,859.44
  6. Step 6: Final answer
    x = 1,789.25

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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.