Home / 2,828.22-4,214.96-2,734.62

Finding the Fourth Proportional to 2,828.22, 4,214.96 and 2,734.62

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Solution

The fourth proportional to 2,828.22, 4,214.96 and 2,734.62 is: 4,075.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.22 : 4,214.96 = 2,734.62 : x
  2. Step 2: Convert to fraction form
    2,828.22/4,214.96 = 2,734.62/x
  3. Step 3: Cross multiply
    2,828.22x = 4,214.96 × 2,734.62
  4. Step 4: Simplify right side
    2,828.22x = 11,526,300.24
  5. Step 5: Solve for x
    x = 11,526,300.24/2,828.22
  6. Step 6: Final answer
    x = 4,075.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.