Home / 1,802.22-2,473.32-1,755.78

Finding the Fourth Proportional to 1,802.22, 2,473.32 and 1,755.78

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Solution

The fourth proportional to 1,802.22, 2,473.32 and 1,755.78 is: 2,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.22 : 2,473.32 = 1,755.78 : x
  2. Step 2: Convert to fraction form
    1,802.22/2,473.32 = 1,755.78/x
  3. Step 3: Cross multiply
    1,802.22x = 2,473.32 × 1,755.78
  4. Step 4: Simplify right side
    1,802.22x = 4,342,605.79
  5. Step 5: Solve for x
    x = 4,342,605.79/1,802.22
  6. Step 6: Final answer
    x = 2,409.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.