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Finding the Fourth Proportional to 7,303.44, 10,957.92 and 4,383.78

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Solution

The fourth proportional to 7,303.44, 10,957.92 and 4,383.78 is: 6,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.44 : 10,957.92 = 4,383.78 : x
  2. Step 2: Convert to fraction form
    7,303.44/10,957.92 = 4,383.78/x
  3. Step 3: Cross multiply
    7,303.44x = 10,957.92 × 4,383.78
  4. Step 4: Simplify right side
    7,303.44x = 48,037,110.54
  5. Step 5: Solve for x
    x = 48,037,110.54/7,303.44
  6. Step 6: Final answer
    x = 6,577.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.