Home / 2,801.82-4,202.70-1,158.33

Finding the Fourth Proportional to 2,801.82, 4,202.70 and 1,158.33

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Solution

The fourth proportional to 2,801.82, 4,202.70 and 1,158.33 is: 1,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.82 : 4,202.70 = 1,158.33 : x
  2. Step 2: Convert to fraction form
    2,801.82/4,202.70 = 1,158.33/x
  3. Step 3: Cross multiply
    2,801.82x = 4,202.70 × 1,158.33
  4. Step 4: Simplify right side
    2,801.82x = 4,868,113.49
  5. Step 5: Solve for x
    x = 4,868,113.49/2,801.82
  6. Step 6: Final answer
    x = 1,737.48

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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.