Home / 2,993.63-4,131.16-1,667.36

Finding the Fourth Proportional to 2,993.63, 4,131.16 and 1,667.36

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Solution

The fourth proportional to 2,993.63, 4,131.16 and 1,667.36 is: 2,300.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.63 : 4,131.16 = 1,667.36 : x
  2. Step 2: Convert to fraction form
    2,993.63/4,131.16 = 1,667.36/x
  3. Step 3: Cross multiply
    2,993.63x = 4,131.16 × 1,667.36
  4. Step 4: Simplify right side
    2,993.63x = 6,888,137.10
  5. Step 5: Solve for x
    x = 6,888,137.10/2,993.63
  6. Step 6: Final answer
    x = 2,300.93

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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.