Home / 3,004.52-4,146.41-1,678.73

Finding the Fourth Proportional to 3,004.52, 4,146.41 and 1,678.73

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Solution

The fourth proportional to 3,004.52, 4,146.41 and 1,678.73 is: 2,316.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.52 : 4,146.41 = 1,678.73 : x
  2. Step 2: Convert to fraction form
    3,004.52/4,146.41 = 1,678.73/x
  3. Step 3: Cross multiply
    3,004.52x = 4,146.41 × 1,678.73
  4. Step 4: Simplify right side
    3,004.52x = 6,960,694.47
  5. Step 5: Solve for x
    x = 6,960,694.47/3,004.52
  6. Step 6: Final answer
    x = 2,316.74

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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.