Home / 6,245.92-8,618.33-4,007.36

Finding the Fourth Proportional to 6,245.92, 8,618.33 and 4,007.36

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Solution

The fourth proportional to 6,245.92, 8,618.33 and 4,007.36 is: 5,529.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.92 : 8,618.33 = 4,007.36 : x
  2. Step 2: Convert to fraction form
    6,245.92/8,618.33 = 4,007.36/x
  3. Step 3: Cross multiply
    6,245.92x = 8,618.33 × 4,007.36
  4. Step 4: Simplify right side
    6,245.92x = 34,536,782.47
  5. Step 5: Solve for x
    x = 34,536,782.47/6,245.92
  6. Step 6: Final answer
    x = 5,529.49

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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.