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Finding the Fourth Proportional to 6,907.35, 10,367.46 and 4,934.90

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Solution

The fourth proportional to 6,907.35, 10,367.46 and 4,934.90 is: 7,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.35 : 10,367.46 = 4,934.90 : x
  2. Step 2: Convert to fraction form
    6,907.35/10,367.46 = 4,934.90/x
  3. Step 3: Cross multiply
    6,907.35x = 10,367.46 × 4,934.90
  4. Step 4: Simplify right side
    6,907.35x = 51,162,378.35
  5. Step 5: Solve for x
    x = 51,162,378.35/6,907.35
  6. Step 6: Final answer
    x = 7,406.95

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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.