Home / 3,018.79-4,166.13-1,692.73

Finding the Fourth Proportional to 3,018.79, 4,166.13 and 1,692.73

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Solution

The fourth proportional to 3,018.79, 4,166.13 and 1,692.73 is: 2,336.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.79 : 4,166.13 = 1,692.73 : x
  2. Step 2: Convert to fraction form
    3,018.79/4,166.13 = 1,692.73/x
  3. Step 3: Cross multiply
    3,018.79x = 4,166.13 × 1,692.73
  4. Step 4: Simplify right side
    3,018.79x = 7,052,133.23
  5. Step 5: Solve for x
    x = 7,052,133.23/3,018.79
  6. Step 6: Final answer
    x = 2,336.08

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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.