Home / 4,671.26-6,446.66-2,855.06

Finding the Fourth Proportional to 4,671.26, 6,446.66 and 2,855.06

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Solution

The fourth proportional to 4,671.26, 6,446.66 and 2,855.06 is: 3,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.26 : 6,446.66 = 2,855.06 : x
  2. Step 2: Convert to fraction form
    4,671.26/6,446.66 = 2,855.06/x
  3. Step 3: Cross multiply
    4,671.26x = 6,446.66 × 2,855.06
  4. Step 4: Simplify right side
    4,671.26x = 18,405,601.10
  5. Step 5: Solve for x
    x = 18,405,601.10/4,671.26
  6. Step 6: Final answer
    x = 3,940.18

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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.