Home / 3,849.14-5,774.25-1,383.50

Finding the Fourth Proportional to 3,849.14, 5,774.25 and 1,383.50

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Solution

The fourth proportional to 3,849.14, 5,774.25 and 1,383.50 is: 2,075.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.14 : 5,774.25 = 1,383.50 : x
  2. Step 2: Convert to fraction form
    3,849.14/5,774.25 = 1,383.50/x
  3. Step 3: Cross multiply
    3,849.14x = 5,774.25 × 1,383.50
  4. Step 4: Simplify right side
    3,849.14x = 7,988,646.00
  5. Step 5: Solve for x
    x = 7,988,646.00/3,849.14
  6. Step 6: Final answer
    x = 2,075.44

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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.