Home / 3,364.10-4,644.74-2,105.66

Finding the Fourth Proportional to 3,364.10, 4,644.74 and 2,105.66

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Solution

The fourth proportional to 3,364.10, 4,644.74 and 2,105.66 is: 2,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.10 : 4,644.74 = 2,105.66 : x
  2. Step 2: Convert to fraction form
    3,364.10/4,644.74 = 2,105.66/x
  3. Step 3: Cross multiply
    3,364.10x = 4,644.74 × 2,105.66
  4. Step 4: Simplify right side
    3,364.10x = 9,780,260.10
  5. Step 5: Solve for x
    x = 9,780,260.10/3,364.10
  6. Step 6: Final answer
    x = 2,907.25

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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.