Home / 13,195.94-19,794.15-4,311.29

Finding the Fourth Proportional to 13,195.94, 19,794.15 and 4,311.29

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Solution

The fourth proportional to 13,195.94, 19,794.15 and 4,311.29 is: 6,467.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195.94 : 19,794.15 = 4,311.29 : x
  2. Step 2: Convert to fraction form
    13,195.94/19,794.15 = 4,311.29/x
  3. Step 3: Cross multiply
    13,195.94x = 19,794.15 × 4,311.29
  4. Step 4: Simplify right side
    13,195.94x = 85,338,312.38
  5. Step 5: Solve for x
    x = 85,338,312.38/13,195.94
  6. Step 6: Final answer
    x = 6,467.02

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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.