Home / 3,836.04-5,293.62-2,157.54

Finding the Fourth Proportional to 3,836.04, 5,293.62 and 2,157.54

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Solution

The fourth proportional to 3,836.04, 5,293.62 and 2,157.54 is: 2,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.04 : 5,293.62 = 2,157.54 : x
  2. Step 2: Convert to fraction form
    3,836.04/5,293.62 = 2,157.54/x
  3. Step 3: Cross multiply
    3,836.04x = 5,293.62 × 2,157.54
  4. Step 4: Simplify right side
    3,836.04x = 11,421,196.89
  5. Step 5: Solve for x
    x = 11,421,196.89/3,836.04
  6. Step 6: Final answer
    x = 2,977.34

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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.