Home / 3,016.58-4,163.04-1,690.29

Finding the Fourth Proportional to 3,016.58, 4,163.04 and 1,690.29

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Solution

The fourth proportional to 3,016.58, 4,163.04 and 1,690.29 is: 2,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.58 : 4,163.04 = 1,690.29 : x
  2. Step 2: Convert to fraction form
    3,016.58/4,163.04 = 1,690.29/x
  3. Step 3: Cross multiply
    3,016.58x = 4,163.04 × 1,690.29
  4. Step 4: Simplify right side
    3,016.58x = 7,036,744.88
  5. Step 5: Solve for x
    x = 7,036,744.88/3,016.58
  6. Step 6: Final answer
    x = 2,332.69

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1.5x scale

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.