Home / 1,802.64-2,467.82-1,790.49

Finding the Fourth Proportional to 1,802.64, 2,467.82 and 1,790.49

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Solution

The fourth proportional to 1,802.64, 2,467.82 and 1,790.49 is: 2,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.64 : 2,467.82 = 1,790.49 : x
  2. Step 2: Convert to fraction form
    1,802.64/2,467.82 = 1,790.49/x
  3. Step 3: Cross multiply
    1,802.64x = 2,467.82 × 1,790.49
  4. Step 4: Simplify right side
    1,802.64x = 4,418,607.03
  5. Step 5: Solve for x
    x = 4,418,607.03/1,802.64
  6. Step 6: Final answer
    x = 2,451.19

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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.