Home / 5,692.40-8,542.43-1,994.66

Finding the Fourth Proportional to 5,692.40, 8,542.43 and 1,994.66

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Solution

The fourth proportional to 5,692.40, 8,542.43 and 1,994.66 is: 2,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.40 : 8,542.43 = 1,994.66 : x
  2. Step 2: Convert to fraction form
    5,692.40/8,542.43 = 1,994.66/x
  3. Step 3: Cross multiply
    5,692.40x = 8,542.43 × 1,994.66
  4. Step 4: Simplify right side
    5,692.40x = 17,039,222.07
  5. Step 5: Solve for x
    x = 17,039,222.07/5,692.40
  6. Step 6: Final answer
    x = 2,993.33

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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.