Home / 2,077.70-2,867.18-1,133.54

Finding the Fourth Proportional to 2,077.70, 2,867.18 and 1,133.54

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Solution

The fourth proportional to 2,077.70, 2,867.18 and 1,133.54 is: 1,564.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.70 : 2,867.18 = 1,133.54 : x
  2. Step 2: Convert to fraction form
    2,077.70/2,867.18 = 1,133.54/x
  3. Step 3: Cross multiply
    2,077.70x = 2,867.18 × 1,133.54
  4. Step 4: Simplify right side
    2,077.70x = 3,250,063.22
  5. Step 5: Solve for x
    x = 3,250,063.22/2,077.70
  6. Step 6: Final answer
    x = 1,564.26

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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.