Home / 7,067.21-10,602.66-2,136.98

Finding the Fourth Proportional to 7,067.21, 10,602.66 and 2,136.98

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Solution

The fourth proportional to 7,067.21, 10,602.66 and 2,136.98 is: 3,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.21 : 10,602.66 = 2,136.98 : x
  2. Step 2: Convert to fraction form
    7,067.21/10,602.66 = 2,136.98/x
  3. Step 3: Cross multiply
    7,067.21x = 10,602.66 × 2,136.98
  4. Step 4: Simplify right side
    7,067.21x = 22,657,619.35
  5. Step 5: Solve for x
    x = 22,657,619.35/7,067.21
  6. Step 6: Final answer
    x = 3,206.02

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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.