Home / 1,802.48-2,705.52-1,617.44

Finding the Fourth Proportional to 1,802.48, 2,705.52 and 1,617.44

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Solution

The fourth proportional to 1,802.48, 2,705.52 and 1,617.44 is: 2,427.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.48 : 2,705.52 = 1,617.44 : x
  2. Step 2: Convert to fraction form
    1,802.48/2,705.52 = 1,617.44/x
  3. Step 3: Cross multiply
    1,802.48x = 2,705.52 × 1,617.44
  4. Step 4: Simplify right side
    1,802.48x = 4,376,016.27
  5. Step 5: Solve for x
    x = 4,376,016.27/1,802.48
  6. Step 6: Final answer
    x = 2,427.78

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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.