Home / 1,619.05-2,233.91-1,176.18

Finding the Fourth Proportional to 1,619.05, 2,233.91 and 1,176.18

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Solution

The fourth proportional to 1,619.05, 2,233.91 and 1,176.18 is: 1,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619.05 : 2,233.91 = 1,176.18 : x
  2. Step 2: Convert to fraction form
    1,619.05/2,233.91 = 1,176.18/x
  3. Step 3: Cross multiply
    1,619.05x = 2,233.91 × 1,176.18
  4. Step 4: Simplify right side
    1,619.05x = 2,627,474.38
  5. Step 5: Solve for x
    x = 2,627,474.38/1,619.05
  6. Step 6: Final answer
    x = 1,622.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.