Home / 3,490.14-5,231.93-1,180.02

Finding the Fourth Proportional to 3,490.14, 5,231.93 and 1,180.02

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Solution

The fourth proportional to 3,490.14, 5,231.93 and 1,180.02 is: 1,768.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.14 : 5,231.93 = 1,180.02 : x
  2. Step 2: Convert to fraction form
    3,490.14/5,231.93 = 1,180.02/x
  3. Step 3: Cross multiply
    3,490.14x = 5,231.93 × 1,180.02
  4. Step 4: Simplify right side
    3,490.14x = 6,173,782.04
  5. Step 5: Solve for x
    x = 6,173,782.04/3,490.14
  6. Step 6: Final answer
    x = 1,768.92

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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.