Home / 6,934.50-10,390.21-4,591.37

Finding the Fourth Proportional to 6,934.50, 10,390.21 and 4,591.37

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Solution

The fourth proportional to 6,934.50, 10,390.21 and 4,591.37 is: 6,879.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.50 : 10,390.21 = 4,591.37 : x
  2. Step 2: Convert to fraction form
    6,934.50/10,390.21 = 4,591.37/x
  3. Step 3: Cross multiply
    6,934.50x = 10,390.21 × 4,591.37
  4. Step 4: Simplify right side
    6,934.50x = 47,705,312.98
  5. Step 5: Solve for x
    x = 47,705,312.98/6,934.50
  6. Step 6: Final answer
    x = 6,879.42

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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.