Home / 4,203.91-6,302.22-2,122.18

Finding the Fourth Proportional to 4,203.91, 6,302.22 and 2,122.18

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Solution

The fourth proportional to 4,203.91, 6,302.22 and 2,122.18 is: 3,181.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.91 : 6,302.22 = 2,122.18 : x
  2. Step 2: Convert to fraction form
    4,203.91/6,302.22 = 2,122.18/x
  3. Step 3: Cross multiply
    4,203.91x = 6,302.22 × 2,122.18
  4. Step 4: Simplify right side
    4,203.91x = 13,374,445.24
  5. Step 5: Solve for x
    x = 13,374,445.24/4,203.91
  6. Step 6: Final answer
    x = 3,181.43

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1.5x scale

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.