Home / 3,108.48-4,662.72-1,134.12

Finding the Fourth Proportional to 3,108.48, 4,662.72 and 1,134.12

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Solution

The fourth proportional to 3,108.48, 4,662.72 and 1,134.12 is: 1,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.48 : 4,662.72 = 1,134.12 : x
  2. Step 2: Convert to fraction form
    3,108.48/4,662.72 = 1,134.12/x
  3. Step 3: Cross multiply
    3,108.48x = 4,662.72 × 1,134.12
  4. Step 4: Simplify right side
    3,108.48x = 5,288,084.01
  5. Step 5: Solve for x
    x = 5,288,084.01/3,108.48
  6. Step 6: Final answer
    x = 1,701.18

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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.