Home / 6,914.70-10,378.53-3,630.15

Finding the Fourth Proportional to 6,914.70, 10,378.53 and 3,630.15

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Solution

The fourth proportional to 6,914.70, 10,378.53 and 3,630.15 is: 5,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.70 : 10,378.53 = 3,630.15 : x
  2. Step 2: Convert to fraction form
    6,914.70/10,378.53 = 3,630.15/x
  3. Step 3: Cross multiply
    6,914.70x = 10,378.53 × 3,630.15
  4. Step 4: Simplify right side
    6,914.70x = 37,675,620.68
  5. Step 5: Solve for x
    x = 37,675,620.68/6,914.70
  6. Step 6: Final answer
    x = 5,448.63

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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.