Home / 6,285.83-9,423.16-3,161.75

Finding the Fourth Proportional to 6,285.83, 9,423.16 and 3,161.75

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Solution

The fourth proportional to 6,285.83, 9,423.16 and 3,161.75 is: 4,739.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.83 : 9,423.16 = 3,161.75 : x
  2. Step 2: Convert to fraction form
    6,285.83/9,423.16 = 3,161.75/x
  3. Step 3: Cross multiply
    6,285.83x = 9,423.16 × 3,161.75
  4. Step 4: Simplify right side
    6,285.83x = 29,793,621.11
  5. Step 5: Solve for x
    x = 29,793,621.11/6,285.83
  6. Step 6: Final answer
    x = 4,739.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.