Home / 3,368.68-5,054.49-1,178.98

Finding the Fourth Proportional to 3,368.68, 5,054.49 and 1,178.98

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Solution

The fourth proportional to 3,368.68, 5,054.49 and 1,178.98 is: 1,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.68 : 5,054.49 = 1,178.98 : x
  2. Step 2: Convert to fraction form
    3,368.68/5,054.49 = 1,178.98/x
  3. Step 3: Cross multiply
    3,368.68x = 5,054.49 × 1,178.98
  4. Step 4: Simplify right side
    3,368.68x = 5,959,142.62
  5. Step 5: Solve for x
    x = 5,959,142.62/3,368.68
  6. Step 6: Final answer
    x = 1,768.98

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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.