Home / 2,072.19-2,859.57-1,176.01

Finding the Fourth Proportional to 2,072.19, 2,859.57 and 1,176.01

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Solution

The fourth proportional to 2,072.19, 2,859.57 and 1,176.01 is: 1,622.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.19 : 2,859.57 = 1,176.01 : x
  2. Step 2: Convert to fraction form
    2,072.19/2,859.57 = 1,176.01/x
  3. Step 3: Cross multiply
    2,072.19x = 2,859.57 × 1,176.01
  4. Step 4: Simplify right side
    2,072.19x = 3,362,882.92
  5. Step 5: Solve for x
    x = 3,362,882.92/2,072.19
  6. Step 6: Final answer
    x = 1,622.86

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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.