Home / 2,828.90-4,237.83-1,852.04

Finding the Fourth Proportional to 2,828.90, 4,237.83 and 1,852.04

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Solution

The fourth proportional to 2,828.90, 4,237.83 and 1,852.04 is: 2,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.90 : 4,237.83 = 1,852.04 : x
  2. Step 2: Convert to fraction form
    2,828.90/4,237.83 = 1,852.04/x
  3. Step 3: Cross multiply
    2,828.90x = 4,237.83 × 1,852.04
  4. Step 4: Simplify right side
    2,828.90x = 7,848,630.67
  5. Step 5: Solve for x
    x = 7,848,630.67/2,828.90
  6. Step 6: Final answer
    x = 2,774.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.