Home / 7,578.08-11,363.32-4,416.54

Finding the Fourth Proportional to 7,578.08, 11,363.32 and 4,416.54

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Solution

The fourth proportional to 7,578.08, 11,363.32 and 4,416.54 is: 6,622.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578.08 : 11,363.32 = 4,416.54 : x
  2. Step 2: Convert to fraction form
    7,578.08/11,363.32 = 4,416.54/x
  3. Step 3: Cross multiply
    7,578.08x = 11,363.32 × 4,416.54
  4. Step 4: Simplify right side
    7,578.08x = 50,186,546.27
  5. Step 5: Solve for x
    x = 50,186,546.27/7,578.08
  6. Step 6: Final answer
    x = 6,622.59

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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.