Home / 3,411.44-5,115.52-1,190.23

Finding the Fourth Proportional to 3,411.44, 5,115.52 and 1,190.23

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Solution

The fourth proportional to 3,411.44, 5,115.52 and 1,190.23 is: 1,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.44 : 5,115.52 = 1,190.23 : x
  2. Step 2: Convert to fraction form
    3,411.44/5,115.52 = 1,190.23/x
  3. Step 3: Cross multiply
    3,411.44x = 5,115.52 × 1,190.23
  4. Step 4: Simplify right side
    3,411.44x = 6,088,645.37
  5. Step 5: Solve for x
    x = 6,088,645.37/3,411.44
  6. Step 6: Final answer
    x = 1,784.77

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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.