Home / 3,214.79-4,821.83-1,023.23

Finding the Fourth Proportional to 3,214.79, 4,821.83 and 1,023.23

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Solution

The fourth proportional to 3,214.79, 4,821.83 and 1,023.23 is: 1,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.79 : 4,821.83 = 1,023.23 : x
  2. Step 2: Convert to fraction form
    3,214.79/4,821.83 = 1,023.23/x
  3. Step 3: Cross multiply
    3,214.79x = 4,821.83 × 1,023.23
  4. Step 4: Simplify right side
    3,214.79x = 4,933,851.89
  5. Step 5: Solve for x
    x = 4,933,851.89/3,214.79
  6. Step 6: Final answer
    x = 1,534.74

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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.