Home / 7,324.14-10,989.81-2,944.74

Finding the Fourth Proportional to 7,324.14, 10,989.81 and 2,944.74

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Solution

The fourth proportional to 7,324.14, 10,989.81 and 2,944.74 is: 4,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.14 : 10,989.81 = 2,944.74 : x
  2. Step 2: Convert to fraction form
    7,324.14/10,989.81 = 2,944.74/x
  3. Step 3: Cross multiply
    7,324.14x = 10,989.81 × 2,944.74
  4. Step 4: Simplify right side
    7,324.14x = 32,362,133.10
  5. Step 5: Solve for x
    x = 32,362,133.10/7,324.14
  6. Step 6: Final answer
    x = 4,418.56

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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.