Home / 2,031.18-3,046.23-936.06

Finding the Fourth Proportional to 2,031.18, 3,046.23 and 936.06

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Solution

The fourth proportional to 2,031.18, 3,046.23 and 936.06 is: 1,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.18 : 3,046.23 = 936.06 : x
  2. Step 2: Convert to fraction form
    2,031.18/3,046.23 = 936.06/x
  3. Step 3: Cross multiply
    2,031.18x = 3,046.23 × 936.06
  4. Step 4: Simplify right side
    2,031.18x = 2,851,454.05
  5. Step 5: Solve for x
    x = 2,851,454.05/2,031.18
  6. Step 6: Final answer
    x = 1,403.84

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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.