Home / 7,930.38-10,944.30-4,786.50

Finding the Fourth Proportional to 7,930.38, 10,944.30 and 4,786.50

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Solution

The fourth proportional to 7,930.38, 10,944.30 and 4,786.50 is: 6,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.38 : 10,944.30 = 4,786.50 : x
  2. Step 2: Convert to fraction form
    7,930.38/10,944.30 = 4,786.50/x
  3. Step 3: Cross multiply
    7,930.38x = 10,944.30 × 4,786.50
  4. Step 4: Simplify right side
    7,930.38x = 52,384,891.95
  5. Step 5: Solve for x
    x = 52,384,891.95/7,930.38
  6. Step 6: Final answer
    x = 6,605.60

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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.