Home / 3,019.36-4,166.62-1,674.97

Finding the Fourth Proportional to 3,019.36, 4,166.62 and 1,674.97

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Solution

The fourth proportional to 3,019.36, 4,166.62 and 1,674.97 is: 2,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.36 : 4,166.62 = 1,674.97 : x
  2. Step 2: Convert to fraction form
    3,019.36/4,166.62 = 1,674.97/x
  3. Step 3: Cross multiply
    3,019.36x = 4,166.62 × 1,674.97
  4. Step 4: Simplify right side
    3,019.36x = 6,978,934.29
  5. Step 5: Solve for x
    x = 6,978,934.29/3,019.36
  6. Step 6: Final answer
    x = 2,311.40

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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.