Home / 2,914.52-4,022.48-1,853.15

Finding the Fourth Proportional to 2,914.52, 4,022.48 and 1,853.15

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Solution

The fourth proportional to 2,914.52, 4,022.48 and 1,853.15 is: 2,557.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.52 : 4,022.48 = 1,853.15 : x
  2. Step 2: Convert to fraction form
    2,914.52/4,022.48 = 1,853.15/x
  3. Step 3: Cross multiply
    2,914.52x = 4,022.48 × 1,853.15
  4. Step 4: Simplify right side
    2,914.52x = 7,454,258.81
  5. Step 5: Solve for x
    x = 7,454,258.81/2,914.52
  6. Step 6: Final answer
    x = 2,557.63

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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.