Home / 2,737.06-4,106.30-789.42

Finding the Fourth Proportional to 2,737.06, 4,106.30 and 789.42

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Solution

The fourth proportional to 2,737.06, 4,106.30 and 789.42 is: 1,184.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.06 : 4,106.30 = 789.42 : x
  2. Step 2: Convert to fraction form
    2,737.06/4,106.30 = 789.42/x
  3. Step 3: Cross multiply
    2,737.06x = 4,106.30 × 789.42
  4. Step 4: Simplify right side
    2,737.06x = 3,241,595.35
  5. Step 5: Solve for x
    x = 3,241,595.35/2,737.06
  6. Step 6: Final answer
    x = 1,184.33

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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.