Home / 12,941.25-19,415.97-4,176.84

Finding the Fourth Proportional to 12,941.25, 19,415.97 and 4,176.84

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Solution

The fourth proportional to 12,941.25, 19,415.97 and 4,176.84 is: 6,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.25 : 19,415.97 = 4,176.84 : x
  2. Step 2: Convert to fraction form
    12,941.25/19,415.97 = 4,176.84/x
  3. Step 3: Cross multiply
    12,941.25x = 19,415.97 × 4,176.84
  4. Step 4: Simplify right side
    12,941.25x = 81,097,472.94
  5. Step 5: Solve for x
    x = 81,097,472.94/12,941.25
  6. Step 6: Final answer
    x = 6,266.59

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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.