Home / 3,016.26-4,162.44-1,689.98

Finding the Fourth Proportional to 3,016.26, 4,162.44 and 1,689.98

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Solution

The fourth proportional to 3,016.26, 4,162.44 and 1,689.98 is: 2,332.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.26 : 4,162.44 = 1,689.98 : x
  2. Step 2: Convert to fraction form
    3,016.26/4,162.44 = 1,689.98/x
  3. Step 3: Cross multiply
    3,016.26x = 4,162.44 × 1,689.98
  4. Step 4: Simplify right side
    3,016.26x = 7,034,440.35
  5. Step 5: Solve for x
    x = 7,034,440.35/3,016.26
  6. Step 6: Final answer
    x = 2,332.17

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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.