Home / 1,802.27-2,486.70-1,016.31

Finding the Fourth Proportional to 1,802.27, 2,486.70 and 1,016.31

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Solution

The fourth proportional to 1,802.27, 2,486.70 and 1,016.31 is: 1,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.27 : 2,486.70 = 1,016.31 : x
  2. Step 2: Convert to fraction form
    1,802.27/2,486.70 = 1,016.31/x
  3. Step 3: Cross multiply
    1,802.27x = 2,486.70 × 1,016.31
  4. Step 4: Simplify right side
    1,802.27x = 2,527,267.40
  5. Step 5: Solve for x
    x = 2,527,267.40/1,802.27
  6. Step 6: Final answer
    x = 1,402.27

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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.