Home / 6,879.24-9,493.50-4,225.12

Finding the Fourth Proportional to 6,879.24, 9,493.50 and 4,225.12

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Solution

The fourth proportional to 6,879.24, 9,493.50 and 4,225.12 is: 5,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.24 : 9,493.50 = 4,225.12 : x
  2. Step 2: Convert to fraction form
    6,879.24/9,493.50 = 4,225.12/x
  3. Step 3: Cross multiply
    6,879.24x = 9,493.50 × 4,225.12
  4. Step 4: Simplify right side
    6,879.24x = 40,111,176.72
  5. Step 5: Solve for x
    x = 40,111,176.72/6,879.24
  6. Step 6: Final answer
    x = 5,830.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.