Home / 4,026.40-6,031.32-1,940.26

Finding the Fourth Proportional to 4,026.40, 6,031.32 and 1,940.26

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Solution

The fourth proportional to 4,026.40, 6,031.32 and 1,940.26 is: 2,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,026.40 : 6,031.32 = 1,940.26 : x
  2. Step 2: Convert to fraction form
    4,026.40/6,031.32 = 1,940.26/x
  3. Step 3: Cross multiply
    4,026.40x = 6,031.32 × 1,940.26
  4. Step 4: Simplify right side
    4,026.40x = 11,702,328.94
  5. Step 5: Solve for x
    x = 11,702,328.94/4,026.40
  6. Step 6: Final answer
    x = 2,906.40

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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.