Home / 5,054.11-6,974.68-2,930.05

Finding the Fourth Proportional to 5,054.11, 6,974.68 and 2,930.05

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Solution

The fourth proportional to 5,054.11, 6,974.68 and 2,930.05 is: 4,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.11 : 6,974.68 = 2,930.05 : x
  2. Step 2: Convert to fraction form
    5,054.11/6,974.68 = 2,930.05/x
  3. Step 3: Cross multiply
    5,054.11x = 6,974.68 × 2,930.05
  4. Step 4: Simplify right side
    5,054.11x = 20,436,161.13
  5. Step 5: Solve for x
    x = 20,436,161.13/5,054.11
  6. Step 6: Final answer
    x = 4,043.47

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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.