Home / 2,802.26-4,186.96-2,705.42

Finding the Fourth Proportional to 2,802.26, 4,186.96 and 2,705.42

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Solution

The fourth proportional to 2,802.26, 4,186.96 and 2,705.42 is: 4,042.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.26 : 4,186.96 = 2,705.42 : x
  2. Step 2: Convert to fraction form
    2,802.26/4,186.96 = 2,705.42/x
  3. Step 3: Cross multiply
    2,802.26x = 4,186.96 × 2,705.42
  4. Step 4: Simplify right side
    2,802.26x = 11,327,485.32
  5. Step 5: Solve for x
    x = 11,327,485.32/2,802.26
  6. Step 6: Final answer
    x = 4,042.27

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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.