Home / 2,929.68-4,044.35-1,811.27

Finding the Fourth Proportional to 2,929.68, 4,044.35 and 1,811.27

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Solution

The fourth proportional to 2,929.68, 4,044.35 and 1,811.27 is: 2,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.68 : 4,044.35 = 1,811.27 : x
  2. Step 2: Convert to fraction form
    2,929.68/4,044.35 = 1,811.27/x
  3. Step 3: Cross multiply
    2,929.68x = 4,044.35 × 1,811.27
  4. Step 4: Simplify right side
    2,929.68x = 7,325,380.55
  5. Step 5: Solve for x
    x = 7,325,380.55/2,929.68
  6. Step 6: Final answer
    x = 2,500.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.