Home / 3,450.99-4,762.32-1,879.08

Finding the Fourth Proportional to 3,450.99, 4,762.32 and 1,879.08

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Solution

The fourth proportional to 3,450.99, 4,762.32 and 1,879.08 is: 2,593.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.99 : 4,762.32 = 1,879.08 : x
  2. Step 2: Convert to fraction form
    3,450.99/4,762.32 = 1,879.08/x
  3. Step 3: Cross multiply
    3,450.99x = 4,762.32 × 1,879.08
  4. Step 4: Simplify right side
    3,450.99x = 8,948,780.27
  5. Step 5: Solve for x
    x = 8,948,780.27/3,450.99
  6. Step 6: Final answer
    x = 2,593.11

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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.