Home / 3,554.56-4,905.24-1,982.92

Finding the Fourth Proportional to 3,554.56, 4,905.24 and 1,982.92

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Solution

The fourth proportional to 3,554.56, 4,905.24 and 1,982.92 is: 2,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.56 : 4,905.24 = 1,982.92 : x
  2. Step 2: Convert to fraction form
    3,554.56/4,905.24 = 1,982.92/x
  3. Step 3: Cross multiply
    3,554.56x = 4,905.24 × 1,982.92
  4. Step 4: Simplify right side
    3,554.56x = 9,726,698.50
  5. Step 5: Solve for x
    x = 9,726,698.50/3,554.56
  6. Step 6: Final answer
    x = 2,736.40

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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.