Home / 3,406.16-5,084.38-2,922.32

Finding the Fourth Proportional to 3,406.16, 5,084.38 and 2,922.32

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Solution

The fourth proportional to 3,406.16, 5,084.38 and 2,922.32 is: 4,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.16 : 5,084.38 = 2,922.32 : x
  2. Step 2: Convert to fraction form
    3,406.16/5,084.38 = 2,922.32/x
  3. Step 3: Cross multiply
    3,406.16x = 5,084.38 × 2,922.32
  4. Step 4: Simplify right side
    3,406.16x = 14,858,185.36
  5. Step 5: Solve for x
    x = 14,858,185.36/3,406.16
  6. Step 6: Final answer
    x = 4,362.15

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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.