Home / 2,667.54-4,001.94-1,206.69

Finding the Fourth Proportional to 2,667.54, 4,001.94 and 1,206.69

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Solution

The fourth proportional to 2,667.54, 4,001.94 and 1,206.69 is: 1,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.54 : 4,001.94 = 1,206.69 : x
  2. Step 2: Convert to fraction form
    2,667.54/4,001.94 = 1,206.69/x
  3. Step 3: Cross multiply
    2,667.54x = 4,001.94 × 1,206.69
  4. Step 4: Simplify right side
    2,667.54x = 4,829,100.98
  5. Step 5: Solve for x
    x = 4,829,100.98/2,667.54
  6. Step 6: Final answer
    x = 1,810.32

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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.