Home / 7,399.99-11,098.32-2,133.87

Finding the Fourth Proportional to 7,399.99, 11,098.32 and 2,133.87

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Solution

The fourth proportional to 7,399.99, 11,098.32 and 2,133.87 is: 3,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.99 : 11,098.32 = 2,133.87 : x
  2. Step 2: Convert to fraction form
    7,399.99/11,098.32 = 2,133.87/x
  3. Step 3: Cross multiply
    7,399.99x = 11,098.32 × 2,133.87
  4. Step 4: Simplify right side
    7,399.99x = 23,682,372.10
  5. Step 5: Solve for x
    x = 23,682,372.10/7,399.99
  6. Step 6: Final answer
    x = 3,200.32

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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.