Home / 2,040.37-2,815.66-1,156.46

Finding the Fourth Proportional to 2,040.37, 2,815.66 and 1,156.46

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Solution

The fourth proportional to 2,040.37, 2,815.66 and 1,156.46 is: 1,595.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.37 : 2,815.66 = 1,156.46 : x
  2. Step 2: Convert to fraction form
    2,040.37/2,815.66 = 1,156.46/x
  3. Step 3: Cross multiply
    2,040.37x = 2,815.66 × 1,156.46
  4. Step 4: Simplify right side
    2,040.37x = 3,256,198.16
  5. Step 5: Solve for x
    x = 3,256,198.16/2,040.37
  6. Step 6: Final answer
    x = 1,595.88

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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.