Home / 3,216.36-4,821.36-1,023.48

Finding the Fourth Proportional to 3,216.36, 4,821.36 and 1,023.48

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Solution

The fourth proportional to 3,216.36, 4,821.36 and 1,023.48 is: 1,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.36 : 4,821.36 = 1,023.48 : x
  2. Step 2: Convert to fraction form
    3,216.36/4,821.36 = 1,023.48/x
  3. Step 3: Cross multiply
    3,216.36x = 4,821.36 × 1,023.48
  4. Step 4: Simplify right side
    3,216.36x = 4,934,565.53
  5. Step 5: Solve for x
    x = 4,934,565.53/3,216.36
  6. Step 6: Final answer
    x = 1,534.21

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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.