Home / 7,930.95-10,944.67-4,394.15

Finding the Fourth Proportional to 7,930.95, 10,944.67 and 4,394.15

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Solution

The fourth proportional to 7,930.95, 10,944.67 and 4,394.15 is: 6,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.95 : 10,944.67 = 4,394.15 : x
  2. Step 2: Convert to fraction form
    7,930.95/10,944.67 = 4,394.15/x
  3. Step 3: Cross multiply
    7,930.95x = 10,944.67 × 4,394.15
  4. Step 4: Simplify right side
    7,930.95x = 48,092,521.68
  5. Step 5: Solve for x
    x = 48,092,521.68/7,930.95
  6. Step 6: Final answer
    x = 6,063.90

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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.