Home / 4,879.63-7,323.55-4,572.09

Finding the Fourth Proportional to 4,879.63, 7,323.55 and 4,572.09

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Solution

The fourth proportional to 4,879.63, 7,323.55 and 4,572.09 is: 6,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.63 : 7,323.55 = 4,572.09 : x
  2. Step 2: Convert to fraction form
    4,879.63/7,323.55 = 4,572.09/x
  3. Step 3: Cross multiply
    4,879.63x = 7,323.55 × 4,572.09
  4. Step 4: Simplify right side
    4,879.63x = 33,483,929.72
  5. Step 5: Solve for x
    x = 33,483,929.72/4,879.63
  6. Step 6: Final answer
    x = 6,861.98

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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.