Home / 3,214.49-4,821.68-1,023.19

Finding the Fourth Proportional to 3,214.49, 4,821.68 and 1,023.19

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Solution

The fourth proportional to 3,214.49, 4,821.68 and 1,023.19 is: 1,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.49 : 4,821.68 = 1,023.19 : x
  2. Step 2: Convert to fraction form
    3,214.49/4,821.68 = 1,023.19/x
  3. Step 3: Cross multiply
    3,214.49x = 4,821.68 × 1,023.19
  4. Step 4: Simplify right side
    3,214.49x = 4,933,465.53
  5. Step 5: Solve for x
    x = 4,933,465.53/3,214.49
  6. Step 6: Final answer
    x = 1,534.76

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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.