Home / 2,036.88-3,055.32-1,905.66

Finding the Fourth Proportional to 2,036.88, 3,055.32 and 1,905.66

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Solution

The fourth proportional to 2,036.88, 3,055.32 and 1,905.66 is: 2,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.88 : 3,055.32 = 1,905.66 : x
  2. Step 2: Convert to fraction form
    2,036.88/3,055.32 = 1,905.66/x
  3. Step 3: Cross multiply
    2,036.88x = 3,055.32 × 1,905.66
  4. Step 4: Simplify right side
    2,036.88x = 5,822,401.11
  5. Step 5: Solve for x
    x = 5,822,401.11/2,036.88
  6. Step 6: Final answer
    x = 2,858.49

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.