Home / 1,906.14-2,627.85-1,864.74

Finding the Fourth Proportional to 1,906.14, 2,627.85 and 1,864.74

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Solution

The fourth proportional to 1,906.14, 2,627.85 and 1,864.74 is: 2,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906.14 : 2,627.85 = 1,864.74 : x
  2. Step 2: Convert to fraction form
    1,906.14/2,627.85 = 1,864.74/x
  3. Step 3: Cross multiply
    1,906.14x = 2,627.85 × 1,864.74
  4. Step 4: Simplify right side
    1,906.14x = 4,900,257.01
  5. Step 5: Solve for x
    x = 4,900,257.01/1,906.14
  6. Step 6: Final answer
    x = 2,570.77

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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.