Home / 7,067.12-10,603.44-2,137.25

Finding the Fourth Proportional to 7,067.12, 10,603.44 and 2,137.25

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Solution

The fourth proportional to 7,067.12, 10,603.44 and 2,137.25 is: 3,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.12 : 10,603.44 = 2,137.25 : x
  2. Step 2: Convert to fraction form
    7,067.12/10,603.44 = 2,137.25/x
  3. Step 3: Cross multiply
    7,067.12x = 10,603.44 × 2,137.25
  4. Step 4: Simplify right side
    7,067.12x = 22,662,228.65
  5. Step 5: Solve for x
    x = 22,662,228.65/7,067.12
  6. Step 6: Final answer
    x = 3,206.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.