Home / 6,941.70-10,415.39-3,657.69

Finding the Fourth Proportional to 6,941.70, 10,415.39 and 3,657.69

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Solution

The fourth proportional to 6,941.70, 10,415.39 and 3,657.69 is: 5,488.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.70 : 10,415.39 = 3,657.69 : x
  2. Step 2: Convert to fraction form
    6,941.70/10,415.39 = 3,657.69/x
  3. Step 3: Cross multiply
    6,941.70x = 10,415.39 × 3,657.69
  4. Step 4: Simplify right side
    6,941.70x = 38,096,249.56
  5. Step 5: Solve for x
    x = 38,096,249.56/6,941.70
  6. Step 6: Final answer
    x = 5,488.03

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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.