Home / 3,067.31-4,232.89-1,670.07

Finding the Fourth Proportional to 3,067.31, 4,232.89 and 1,670.07

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Solution

The fourth proportional to 3,067.31, 4,232.89 and 1,670.07 is: 2,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.31 : 4,232.89 = 1,670.07 : x
  2. Step 2: Convert to fraction form
    3,067.31/4,232.89 = 1,670.07/x
  3. Step 3: Cross multiply
    3,067.31x = 4,232.89 × 1,670.07
  4. Step 4: Simplify right side
    3,067.31x = 7,069,214.25
  5. Step 5: Solve for x
    x = 7,069,214.25/3,067.31
  6. Step 6: Final answer
    x = 2,304.70

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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.