Home / 3,348.24-4,621.32-2,106

Finding the Fourth Proportional to 3,348.24, 4,621.32 and 2,106

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Solution

The fourth proportional to 3,348.24, 4,621.32 and 2,106 is: 2,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.24 : 4,621.32 = 2,106 : x
  2. Step 2: Convert to fraction form
    3,348.24/4,621.32 = 2,106/x
  3. Step 3: Cross multiply
    3,348.24x = 4,621.32 × 2,106
  4. Step 4: Simplify right side
    3,348.24x = 9,732,499.92
  5. Step 5: Solve for x
    x = 9,732,499.92/3,348.24
  6. Step 6: Final answer
    x = 2,906.75

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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.