Home / 2,667.46-4,001.16-1,205.59

Finding the Fourth Proportional to 2,667.46, 4,001.16 and 1,205.59

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Solution

The fourth proportional to 2,667.46, 4,001.16 and 1,205.59 is: 1,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.46 : 4,001.16 = 1,205.59 : x
  2. Step 2: Convert to fraction form
    2,667.46/4,001.16 = 1,205.59/x
  3. Step 3: Cross multiply
    2,667.46x = 4,001.16 × 1,205.59
  4. Step 4: Simplify right side
    2,667.46x = 4,823,758.48
  5. Step 5: Solve for x
    x = 4,823,758.48/2,667.46
  6. Step 6: Final answer
    x = 1,808.37

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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.