Home / 2,974.41-4,465.26-2,856.96

Finding the Fourth Proportional to 2,974.41, 4,465.26 and 2,856.96

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Solution

The fourth proportional to 2,974.41, 4,465.26 and 2,856.96 is: 4,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.41 : 4,465.26 = 2,856.96 : x
  2. Step 2: Convert to fraction form
    2,974.41/4,465.26 = 2,856.96/x
  3. Step 3: Cross multiply
    2,974.41x = 4,465.26 × 2,856.96
  4. Step 4: Simplify right side
    2,974.41x = 12,757,069.21
  5. Step 5: Solve for x
    x = 12,757,069.21/2,974.41
  6. Step 6: Final answer
    x = 4,288.94

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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.