Home / 6,079.55-8,389.78-3,285.05

Finding the Fourth Proportional to 6,079.55, 8,389.78 and 3,285.05

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Solution

The fourth proportional to 6,079.55, 8,389.78 and 3,285.05 is: 4,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.55 : 8,389.78 = 3,285.05 : x
  2. Step 2: Convert to fraction form
    6,079.55/8,389.78 = 3,285.05/x
  3. Step 3: Cross multiply
    6,079.55x = 8,389.78 × 3,285.05
  4. Step 4: Simplify right side
    6,079.55x = 27,560,796.63
  5. Step 5: Solve for x
    x = 27,560,796.63/6,079.55
  6. Step 6: Final answer
    x = 4,533.37

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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.