Home / 3,183.93-4,390.02-2,064.47

Finding the Fourth Proportional to 3,183.93, 4,390.02 and 2,064.47

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Solution

The fourth proportional to 3,183.93, 4,390.02 and 2,064.47 is: 2,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.93 : 4,390.02 = 2,064.47 : x
  2. Step 2: Convert to fraction form
    3,183.93/4,390.02 = 2,064.47/x
  3. Step 3: Cross multiply
    3,183.93x = 4,390.02 × 2,064.47
  4. Step 4: Simplify right side
    3,183.93x = 9,063,042.64
  5. Step 5: Solve for x
    x = 9,063,042.64/3,183.93
  6. Step 6: Final answer
    x = 2,846.50

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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.