Home / 5,039.97-6,955.21-2,801.94

Finding the Fourth Proportional to 5,039.97, 6,955.21 and 2,801.94

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Solution

The fourth proportional to 5,039.97, 6,955.21 and 2,801.94 is: 3,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.97 : 6,955.21 = 2,801.94 : x
  2. Step 2: Convert to fraction form
    5,039.97/6,955.21 = 2,801.94/x
  3. Step 3: Cross multiply
    5,039.97x = 6,955.21 × 2,801.94
  4. Step 4: Simplify right side
    5,039.97x = 19,488,081.11
  5. Step 5: Solve for x
    x = 19,488,081.11/5,039.97
  6. Step 6: Final answer
    x = 3,866.71

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1.5x scale

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.