Home / 3,860.84-5,757.35-3,825.76

Finding the Fourth Proportional to 3,860.84, 5,757.35 and 3,825.76

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Solution

The fourth proportional to 3,860.84, 5,757.35 and 3,825.76 is: 5,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.84 : 5,757.35 = 3,825.76 : x
  2. Step 2: Convert to fraction form
    3,860.84/5,757.35 = 3,825.76/x
  3. Step 3: Cross multiply
    3,860.84x = 5,757.35 × 3,825.76
  4. Step 4: Simplify right side
    3,860.84x = 22,026,234.51
  5. Step 5: Solve for x
    x = 22,026,234.51/3,860.84
  6. Step 6: Final answer
    x = 5,705.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.