Home / 2,993.84-4,131.30-1,667.48

Finding the Fourth Proportional to 2,993.84, 4,131.30 and 1,667.48

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Solution

The fourth proportional to 2,993.84, 4,131.30 and 1,667.48 is: 2,301.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.84 : 4,131.30 = 1,667.48 : x
  2. Step 2: Convert to fraction form
    2,993.84/4,131.30 = 1,667.48/x
  3. Step 3: Cross multiply
    2,993.84x = 4,131.30 × 1,667.48
  4. Step 4: Simplify right side
    2,993.84x = 6,888,860.12
  5. Step 5: Solve for x
    x = 6,888,860.12/2,993.84
  6. Step 6: Final answer
    x = 2,301.01

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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.