Home / 4,947.75-6,828.03-2,852.01

Finding the Fourth Proportional to 4,947.75, 6,828.03 and 2,852.01

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Solution

The fourth proportional to 4,947.75, 6,828.03 and 2,852.01 is: 3,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.75 : 6,828.03 = 2,852.01 : x
  2. Step 2: Convert to fraction form
    4,947.75/6,828.03 = 2,852.01/x
  3. Step 3: Cross multiply
    4,947.75x = 6,828.03 × 2,852.01
  4. Step 4: Simplify right side
    4,947.75x = 19,473,609.84
  5. Step 5: Solve for x
    x = 19,473,609.84/4,947.75
  6. Step 6: Final answer
    x = 3,935.85

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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.