Home / 6,922.70-10,367.85-5,270.30

Finding the Fourth Proportional to 6,922.70, 10,367.85 and 5,270.30

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Solution

The fourth proportional to 6,922.70, 10,367.85 and 5,270.30 is: 7,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.70 : 10,367.85 = 5,270.30 : x
  2. Step 2: Convert to fraction form
    6,922.70/10,367.85 = 5,270.30/x
  3. Step 3: Cross multiply
    6,922.70x = 10,367.85 × 5,270.30
  4. Step 4: Simplify right side
    6,922.70x = 54,641,679.86
  5. Step 5: Solve for x
    x = 54,641,679.86/6,922.70
  6. Step 6: Final answer
    x = 7,893.12

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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.