Home / 1,958.50-2,933.23-1,176.78

Finding the Fourth Proportional to 1,958.50, 2,933.23 and 1,176.78

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Solution

The fourth proportional to 1,958.50, 2,933.23 and 1,176.78 is: 1,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.50 : 2,933.23 = 1,176.78 : x
  2. Step 2: Convert to fraction form
    1,958.50/2,933.23 = 1,176.78/x
  3. Step 3: Cross multiply
    1,958.50x = 2,933.23 × 1,176.78
  4. Step 4: Simplify right side
    1,958.50x = 3,451,772.13
  5. Step 5: Solve for x
    x = 3,451,772.13/1,958.50
  6. Step 6: Final answer
    x = 1,762.45

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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.