Home / 3,135.13-4,704.85-1,083.13

Finding the Fourth Proportional to 3,135.13, 4,704.85 and 1,083.13

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Solution

The fourth proportional to 3,135.13, 4,704.85 and 1,083.13 is: 1,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.13 : 4,704.85 = 1,083.13 : x
  2. Step 2: Convert to fraction form
    3,135.13/4,704.85 = 1,083.13/x
  3. Step 3: Cross multiply
    3,135.13x = 4,704.85 × 1,083.13
  4. Step 4: Simplify right side
    3,135.13x = 5,095,964.18
  5. Step 5: Solve for x
    x = 5,095,964.18/3,135.13
  6. Step 6: Final answer
    x = 1,625.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.