Home / 6,219.99-8,583.98-3,425.49

Finding the Fourth Proportional to 6,219.99, 8,583.98 and 3,425.49

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Solution

The fourth proportional to 6,219.99, 8,583.98 and 3,425.49 is: 4,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.99 : 8,583.98 = 3,425.49 : x
  2. Step 2: Convert to fraction form
    6,219.99/8,583.98 = 3,425.49/x
  3. Step 3: Cross multiply
    6,219.99x = 8,583.98 × 3,425.49
  4. Step 4: Simplify right side
    6,219.99x = 29,404,320.52
  5. Step 5: Solve for x
    x = 29,404,320.52/6,219.99
  6. Step 6: Final answer
    x = 4,727.39

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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.