Home / 3,345.44-4,616.03-2,019.21

Finding the Fourth Proportional to 3,345.44, 4,616.03 and 2,019.21

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Solution

The fourth proportional to 3,345.44, 4,616.03 and 2,019.21 is: 2,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.44 : 4,616.03 = 2,019.21 : x
  2. Step 2: Convert to fraction form
    3,345.44/4,616.03 = 2,019.21/x
  3. Step 3: Cross multiply
    3,345.44x = 4,616.03 × 2,019.21
  4. Step 4: Simplify right side
    3,345.44x = 9,320,723.84
  5. Step 5: Solve for x
    x = 9,320,723.84/3,345.44
  6. Step 6: Final answer
    x = 2,786.10

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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.