Home / 4,974.15-6,863.09-3,203.63

Finding the Fourth Proportional to 4,974.15, 6,863.09 and 3,203.63

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Solution

The fourth proportional to 4,974.15, 6,863.09 and 3,203.63 is: 4,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.15 : 6,863.09 = 3,203.63 : x
  2. Step 2: Convert to fraction form
    4,974.15/6,863.09 = 3,203.63/x
  3. Step 3: Cross multiply
    4,974.15x = 6,863.09 × 3,203.63
  4. Step 4: Simplify right side
    4,974.15x = 21,986,750.68
  5. Step 5: Solve for x
    x = 21,986,750.68/4,974.15
  6. Step 6: Final answer
    x = 4,420.20

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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.