Home / 3,848.30-5,768.42-2,180.35

Finding the Fourth Proportional to 3,848.30, 5,768.42 and 2,180.35

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Solution

The fourth proportional to 3,848.30, 5,768.42 and 2,180.35 is: 3,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.30 : 5,768.42 = 2,180.35 : x
  2. Step 2: Convert to fraction form
    3,848.30/5,768.42 = 2,180.35/x
  3. Step 3: Cross multiply
    3,848.30x = 5,768.42 × 2,180.35
  4. Step 4: Simplify right side
    3,848.30x = 12,577,165.58
  5. Step 5: Solve for x
    x = 12,577,165.58/3,848.30
  6. Step 6: Final answer
    x = 3,268.24

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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.