Home / 1,914.12-2,639.07-1,466.52

Finding the Fourth Proportional to 1,914.12, 2,639.07 and 1,466.52

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Solution

The fourth proportional to 1,914.12, 2,639.07 and 1,466.52 is: 2,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.12 : 2,639.07 = 1,466.52 : x
  2. Step 2: Convert to fraction form
    1,914.12/2,639.07 = 1,466.52/x
  3. Step 3: Cross multiply
    1,914.12x = 2,639.07 × 1,466.52
  4. Step 4: Simplify right side
    1,914.12x = 3,870,248.94
  5. Step 5: Solve for x
    x = 3,870,248.94/1,914.12
  6. Step 6: Final answer
    x = 2,021.95

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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.