Home / 1,802.38-2,487.29-1,016.44

Finding the Fourth Proportional to 1,802.38, 2,487.29 and 1,016.44

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Solution

The fourth proportional to 1,802.38, 2,487.29 and 1,016.44 is: 1,402.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.38 : 2,487.29 = 1,016.44 : x
  2. Step 2: Convert to fraction form
    1,802.38/2,487.29 = 1,016.44/x
  3. Step 3: Cross multiply
    1,802.38x = 2,487.29 × 1,016.44
  4. Step 4: Simplify right side
    1,802.38x = 2,528,181.05
  5. Step 5: Solve for x
    x = 2,528,181.05/1,802.38
  6. Step 6: Final answer
    x = 1,402.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.