Home / 6,079.50-8,389.71-3,285

Finding the Fourth Proportional to 6,079.50, 8,389.71 and 3,285

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Solution

The fourth proportional to 6,079.50, 8,389.71 and 3,285 is: 4,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.50 : 8,389.71 = 3,285 : x
  2. Step 2: Convert to fraction form
    6,079.50/8,389.71 = 3,285/x
  3. Step 3: Cross multiply
    6,079.50x = 8,389.71 × 3,285
  4. Step 4: Simplify right side
    6,079.50x = 27,560,197.35
  5. Step 5: Solve for x
    x = 27,560,197.35/6,079.50
  6. Step 6: Final answer
    x = 4,533.30

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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.