Home / 12,934.44-19,407.42-6,777

Finding the Fourth Proportional to 12,934.44, 19,407.42 and 6,777

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Solution

The fourth proportional to 12,934.44, 19,407.42 and 6,777 is: 10,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934.44 : 19,407.42 = 6,777 : x
  2. Step 2: Convert to fraction form
    12,934.44/19,407.42 = 6,777/x
  3. Step 3: Cross multiply
    12,934.44x = 19,407.42 × 6,777
  4. Step 4: Simplify right side
    12,934.44x = 131,524,085.34
  5. Step 5: Solve for x
    x = 131,524,085.34/12,934.44
  6. Step 6: Final answer
    x = 10,168.52

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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.