Home / 3,047.16-4,202.48-2,104.46

Finding the Fourth Proportional to 3,047.16, 4,202.48 and 2,104.46

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Solution

The fourth proportional to 3,047.16, 4,202.48 and 2,104.46 is: 2,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.16 : 4,202.48 = 2,104.46 : x
  2. Step 2: Convert to fraction form
    3,047.16/4,202.48 = 2,104.46/x
  3. Step 3: Cross multiply
    3,047.16x = 4,202.48 × 2,104.46
  4. Step 4: Simplify right side
    3,047.16x = 8,843,951.06
  5. Step 5: Solve for x
    x = 8,843,951.06/3,047.16
  6. Step 6: Final answer
    x = 2,902.36

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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.