Home / 3,203.34-4,420.44-1,806

Finding the Fourth Proportional to 3,203.34, 4,420.44 and 1,806

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Solution

The fourth proportional to 3,203.34, 4,420.44 and 1,806 is: 2,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.34 : 4,420.44 = 1,806 : x
  2. Step 2: Convert to fraction form
    3,203.34/4,420.44 = 1,806/x
  3. Step 3: Cross multiply
    3,203.34x = 4,420.44 × 1,806
  4. Step 4: Simplify right side
    3,203.34x = 7,983,314.64
  5. Step 5: Solve for x
    x = 7,983,314.64/3,203.34
  6. Step 6: Final answer
    x = 2,492.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.