Home / 3,281.36-4,922.22-1,333.32

Finding the Fourth Proportional to 3,281.36, 4,922.22 and 1,333.32

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Solution

The fourth proportional to 3,281.36, 4,922.22 and 1,333.32 is: 2,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.36 : 4,922.22 = 1,333.32 : x
  2. Step 2: Convert to fraction form
    3,281.36/4,922.22 = 1,333.32/x
  3. Step 3: Cross multiply
    3,281.36x = 4,922.22 × 1,333.32
  4. Step 4: Simplify right side
    3,281.36x = 6,562,894.37
  5. Step 5: Solve for x
    x = 6,562,894.37/3,281.36
  6. Step 6: Final answer
    x = 2,000.05

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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.