Home / 3,067.36-4,232.31-1,888.20

Finding the Fourth Proportional to 3,067.36, 4,232.31 and 1,888.20

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Solution

The fourth proportional to 3,067.36, 4,232.31 and 1,888.20 is: 2,605.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.36 : 4,232.31 = 1,888.20 : x
  2. Step 2: Convert to fraction form
    3,067.36/4,232.31 = 1,888.20/x
  3. Step 3: Cross multiply
    3,067.36x = 4,232.31 × 1,888.20
  4. Step 4: Simplify right side
    3,067.36x = 7,991,447.74
  5. Step 5: Solve for x
    x = 7,991,447.74/3,067.36
  6. Step 6: Final answer
    x = 2,605.32

Related Problems

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Half scale
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Double scale
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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.