Home / 7,623.96-11,433.60-2,943.60

Finding the Fourth Proportional to 7,623.96, 11,433.60 and 2,943.60

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Solution

The fourth proportional to 7,623.96, 11,433.60 and 2,943.60 is: 4,414.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.96 : 11,433.60 = 2,943.60 : x
  2. Step 2: Convert to fraction form
    7,623.96/11,433.60 = 2,943.60/x
  3. Step 3: Cross multiply
    7,623.96x = 11,433.60 × 2,943.60
  4. Step 4: Simplify right side
    7,623.96x = 33,655,944.96
  5. Step 5: Solve for x
    x = 33,655,944.96/7,623.96
  6. Step 6: Final answer
    x = 4,414.50

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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.