Home / 3,443.45-4,751.81-1,951.34

Finding the Fourth Proportional to 3,443.45, 4,751.81 and 1,951.34

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Solution

The fourth proportional to 3,443.45, 4,751.81 and 1,951.34 is: 2,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.45 : 4,751.81 = 1,951.34 : x
  2. Step 2: Convert to fraction form
    3,443.45/4,751.81 = 1,951.34/x
  3. Step 3: Cross multiply
    3,443.45x = 4,751.81 × 1,951.34
  4. Step 4: Simplify right side
    3,443.45x = 9,272,396.93
  5. Step 5: Solve for x
    x = 9,272,396.93/3,443.45
  6. Step 6: Final answer
    x = 2,692.76

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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.