Home / 3,023.75-4,536.16-1,380.47

Finding the Fourth Proportional to 3,023.75, 4,536.16 and 1,380.47

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Solution

The fourth proportional to 3,023.75, 4,536.16 and 1,380.47 is: 2,070.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.75 : 4,536.16 = 1,380.47 : x
  2. Step 2: Convert to fraction form
    3,023.75/4,536.16 = 1,380.47/x
  3. Step 3: Cross multiply
    3,023.75x = 4,536.16 × 1,380.47
  4. Step 4: Simplify right side
    3,023.75x = 6,262,024.97
  5. Step 5: Solve for x
    x = 6,262,024.97/3,023.75
  6. Step 6: Final answer
    x = 2,070.94

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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.