Home / 6,003.90-8,285.49-3,486.42

Finding the Fourth Proportional to 6,003.90, 8,285.49 and 3,486.42

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Solution

The fourth proportional to 6,003.90, 8,285.49 and 3,486.42 is: 4,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,003.90 : 8,285.49 = 3,486.42 : x
  2. Step 2: Convert to fraction form
    6,003.90/8,285.49 = 3,486.42/x
  3. Step 3: Cross multiply
    6,003.90x = 8,285.49 × 3,486.42
  4. Step 4: Simplify right side
    6,003.90x = 28,886,698.05
  5. Step 5: Solve for x
    x = 28,886,698.05/6,003.90
  6. Step 6: Final answer
    x = 4,811.32

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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.