Home / 3,016.29-4,162.44-1,690.02

Finding the Fourth Proportional to 3,016.29, 4,162.44 and 1,690.02

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Solution

The fourth proportional to 3,016.29, 4,162.44 and 1,690.02 is: 2,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.29 : 4,162.44 = 1,690.02 : x
  2. Step 2: Convert to fraction form
    3,016.29/4,162.44 = 1,690.02/x
  3. Step 3: Cross multiply
    3,016.29x = 4,162.44 × 1,690.02
  4. Step 4: Simplify right side
    3,016.29x = 7,034,606.85
  5. Step 5: Solve for x
    x = 7,034,606.85/3,016.29
  6. Step 6: Final answer
    x = 2,332.21

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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.