Home / 3,345.47-4,616.92-2,019.16

Finding the Fourth Proportional to 3,345.47, 4,616.92 and 2,019.16

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Solution

The fourth proportional to 3,345.47, 4,616.92 and 2,019.16 is: 2,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.47 : 4,616.92 = 2,019.16 : x
  2. Step 2: Convert to fraction form
    3,345.47/4,616.92 = 2,019.16/x
  3. Step 3: Cross multiply
    3,345.47x = 4,616.92 × 2,019.16
  4. Step 4: Simplify right side
    3,345.47x = 9,322,277.10
  5. Step 5: Solve for x
    x = 9,322,277.10/3,345.47
  6. Step 6: Final answer
    x = 2,786.54

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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.