Home / 2,993.54-4,131.09-1,667.50

Finding the Fourth Proportional to 2,993.54, 4,131.09 and 1,667.50

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Solution

The fourth proportional to 2,993.54, 4,131.09 and 1,667.50 is: 2,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.54 : 4,131.09 = 1,667.50 : x
  2. Step 2: Convert to fraction form
    2,993.54/4,131.09 = 1,667.50/x
  3. Step 3: Cross multiply
    2,993.54x = 4,131.09 × 1,667.50
  4. Step 4: Simplify right side
    2,993.54x = 6,888,592.58
  5. Step 5: Solve for x
    x = 6,888,592.58/2,993.54
  6. Step 6: Final answer
    x = 2,301.15

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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.