Home / 1,232.14-1,838.52-1,190.38

Finding the Fourth Proportional to 1,232.14, 1,838.52 and 1,190.38

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Solution

The fourth proportional to 1,232.14, 1,838.52 and 1,190.38 is: 1,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.14 : 1,838.52 = 1,190.38 : x
  2. Step 2: Convert to fraction form
    1,232.14/1,838.52 = 1,190.38/x
  3. Step 3: Cross multiply
    1,232.14x = 1,838.52 × 1,190.38
  4. Step 4: Simplify right side
    1,232.14x = 2,188,531.49
  5. Step 5: Solve for x
    x = 2,188,531.49/1,232.14
  6. Step 6: Final answer
    x = 1,776.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.