Home / 4,674.31-6,449.22-2,684.75

Finding the Fourth Proportional to 4,674.31, 6,449.22 and 2,684.75

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Solution

The fourth proportional to 4,674.31, 6,449.22 and 2,684.75 is: 3,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.31 : 6,449.22 = 2,684.75 : x
  2. Step 2: Convert to fraction form
    4,674.31/6,449.22 = 2,684.75/x
  3. Step 3: Cross multiply
    4,674.31x = 6,449.22 × 2,684.75
  4. Step 4: Simplify right side
    4,674.31x = 17,314,511.15
  5. Step 5: Solve for x
    x = 17,314,511.15/4,674.31
  6. Step 6: Final answer
    x = 3,704.19

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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.