Home / 7,930.56-10,944.32-4,393.88

Finding the Fourth Proportional to 7,930.56, 10,944.32 and 4,393.88

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Solution

The fourth proportional to 7,930.56, 10,944.32 and 4,393.88 is: 6,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.56 : 10,944.32 = 4,393.88 : x
  2. Step 2: Convert to fraction form
    7,930.56/10,944.32 = 4,393.88/x
  3. Step 3: Cross multiply
    7,930.56x = 10,944.32 × 4,393.88
  4. Step 4: Simplify right side
    7,930.56x = 48,088,028.76
  5. Step 5: Solve for x
    x = 48,088,028.76/7,930.56
  6. Step 6: Final answer
    x = 6,063.64

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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.