Home / 3,601.22-4,968.34-2,420.42

Finding the Fourth Proportional to 3,601.22, 4,968.34 and 2,420.42

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Solution

The fourth proportional to 3,601.22, 4,968.34 and 2,420.42 is: 3,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.22 : 4,968.34 = 2,420.42 : x
  2. Step 2: Convert to fraction form
    3,601.22/4,968.34 = 2,420.42/x
  3. Step 3: Cross multiply
    3,601.22x = 4,968.34 × 2,420.42
  4. Step 4: Simplify right side
    3,601.22x = 12,025,438.61
  5. Step 5: Solve for x
    x = 12,025,438.61/3,601.22
  6. Step 6: Final answer
    x = 3,339.27

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1.5x scale

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.