Home / 2,018.68-3,015.03-1,727.16

Finding the Fourth Proportional to 2,018.68, 3,015.03 and 1,727.16

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Solution

The fourth proportional to 2,018.68, 3,015.03 and 1,727.16 is: 2,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.68 : 3,015.03 = 1,727.16 : x
  2. Step 2: Convert to fraction form
    2,018.68/3,015.03 = 1,727.16/x
  3. Step 3: Cross multiply
    2,018.68x = 3,015.03 × 1,727.16
  4. Step 4: Simplify right side
    2,018.68x = 5,207,439.21
  5. Step 5: Solve for x
    x = 5,207,439.21/2,018.68
  6. Step 6: Final answer
    x = 2,579.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.