Home / 7,930.40-10,944.20-4,393.62

Finding the Fourth Proportional to 7,930.40, 10,944.20 and 4,393.62

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Solution

The fourth proportional to 7,930.40, 10,944.20 and 4,393.62 is: 6,063.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.40 : 10,944.20 = 4,393.62 : x
  2. Step 2: Convert to fraction form
    7,930.40/10,944.20 = 4,393.62/x
  3. Step 3: Cross multiply
    7,930.40x = 10,944.20 × 4,393.62
  4. Step 4: Simplify right side
    7,930.40x = 48,084,656.00
  5. Step 5: Solve for x
    x = 48,084,656.00/7,930.40
  6. Step 6: Final answer
    x = 6,063.33

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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.