Home / 2,395.39-3,305.62-1,400.48

Finding the Fourth Proportional to 2,395.39, 3,305.62 and 1,400.48

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Solution

The fourth proportional to 2,395.39, 3,305.62 and 1,400.48 is: 1,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.39 : 3,305.62 = 1,400.48 : x
  2. Step 2: Convert to fraction form
    2,395.39/3,305.62 = 1,400.48/x
  3. Step 3: Cross multiply
    2,395.39x = 3,305.62 × 1,400.48
  4. Step 4: Simplify right side
    2,395.39x = 4,629,444.44
  5. Step 5: Solve for x
    x = 4,629,444.44/2,395.39
  6. Step 6: Final answer
    x = 1,932.65

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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.