Home / 1,932.14-2,902.08-1,153.67

Finding the Fourth Proportional to 1,932.14, 2,902.08 and 1,153.67

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Solution

The fourth proportional to 1,932.14, 2,902.08 and 1,153.67 is: 1,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.14 : 2,902.08 = 1,153.67 : x
  2. Step 2: Convert to fraction form
    1,932.14/2,902.08 = 1,153.67/x
  3. Step 3: Cross multiply
    1,932.14x = 2,902.08 × 1,153.67
  4. Step 4: Simplify right side
    1,932.14x = 3,348,028.12
  5. Step 5: Solve for x
    x = 3,348,028.12/1,932.14
  6. Step 6: Final answer
    x = 1,732.81

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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.