Home / 2,325.82-3,209.62-1,394.32

Finding the Fourth Proportional to 2,325.82, 3,209.62 and 1,394.32

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Solution

The fourth proportional to 2,325.82, 3,209.62 and 1,394.32 is: 1,924.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.82 : 3,209.62 = 1,394.32 : x
  2. Step 2: Convert to fraction form
    2,325.82/3,209.62 = 1,394.32/x
  3. Step 3: Cross multiply
    2,325.82x = 3,209.62 × 1,394.32
  4. Step 4: Simplify right side
    2,325.82x = 4,475,237.36
  5. Step 5: Solve for x
    x = 4,475,237.36/2,325.82
  6. Step 6: Final answer
    x = 1,924.15

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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.