Home / 2,828.18-4,236.60-1,348.84

Finding the Fourth Proportional to 2,828.18, 4,236.60 and 1,348.84

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Solution

The fourth proportional to 2,828.18, 4,236.60 and 1,348.84 is: 2,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.18 : 4,236.60 = 1,348.84 : x
  2. Step 2: Convert to fraction form
    2,828.18/4,236.60 = 1,348.84/x
  3. Step 3: Cross multiply
    2,828.18x = 4,236.60 × 1,348.84
  4. Step 4: Simplify right side
    2,828.18x = 5,714,482.07
  5. Step 5: Solve for x
    x = 5,714,482.07/2,828.18
  6. Step 6: Final answer
    x = 2,020.55

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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.