Home / 4,015.40-6,019.05-1,825.70

Finding the Fourth Proportional to 4,015.40, 6,019.05 and 1,825.70

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Solution

The fourth proportional to 4,015.40, 6,019.05 and 1,825.70 is: 2,736.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.40 : 6,019.05 = 1,825.70 : x
  2. Step 2: Convert to fraction form
    4,015.40/6,019.05 = 1,825.70/x
  3. Step 3: Cross multiply
    4,015.40x = 6,019.05 × 1,825.70
  4. Step 4: Simplify right side
    4,015.40x = 10,988,979.59
  5. Step 5: Solve for x
    x = 10,988,979.59/4,015.40
  6. Step 6: Final answer
    x = 2,736.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.