Home / 3,072.58-4,240.16-1,675.33

Finding the Fourth Proportional to 3,072.58, 4,240.16 and 1,675.33

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Solution

The fourth proportional to 3,072.58, 4,240.16 and 1,675.33 is: 2,311.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.58 : 4,240.16 = 1,675.33 : x
  2. Step 2: Convert to fraction form
    3,072.58/4,240.16 = 1,675.33/x
  3. Step 3: Cross multiply
    3,072.58x = 4,240.16 × 1,675.33
  4. Step 4: Simplify right side
    3,072.58x = 7,103,667.25
  5. Step 5: Solve for x
    x = 7,103,667.25/3,072.58
  6. Step 6: Final answer
    x = 2,311.96

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1.5x scale

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.