Home / 3,848.51-5,310.97-2,169.94

Finding the Fourth Proportional to 3,848.51, 5,310.97 and 2,169.94

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Solution

The fourth proportional to 3,848.51, 5,310.97 and 2,169.94 is: 2,994.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.51 : 5,310.97 = 2,169.94 : x
  2. Step 2: Convert to fraction form
    3,848.51/5,310.97 = 2,169.94/x
  3. Step 3: Cross multiply
    3,848.51x = 5,310.97 × 2,169.94
  4. Step 4: Simplify right side
    3,848.51x = 11,524,486.24
  5. Step 5: Solve for x
    x = 11,524,486.24/3,848.51
  6. Step 6: Final answer
    x = 2,994.53

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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.