Home / 7,930.87-10,944.51-4,394.08

Finding the Fourth Proportional to 7,930.87, 10,944.51 and 4,394.08

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Solution

The fourth proportional to 7,930.87, 10,944.51 and 4,394.08 is: 6,063.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.87 : 10,944.51 = 4,394.08 : x
  2. Step 2: Convert to fraction form
    7,930.87/10,944.51 = 4,394.08/x
  3. Step 3: Cross multiply
    7,930.87x = 10,944.51 × 4,394.08
  4. Step 4: Simplify right side
    7,930.87x = 48,091,052.50
  5. Step 5: Solve for x
    x = 48,091,052.50/7,930.87
  6. Step 6: Final answer
    x = 6,063.78

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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.