Home / 8,650.64-11,921.76-5,993.36

Finding the Fourth Proportional to 8,650.64, 11,921.76 and 5,993.36

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Solution

The fourth proportional to 8,650.64, 11,921.76 and 5,993.36 is: 8,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.64 : 11,921.76 = 5,993.36 : x
  2. Step 2: Convert to fraction form
    8,650.64/11,921.76 = 5,993.36/x
  3. Step 3: Cross multiply
    8,650.64x = 11,921.76 × 5,993.36
  4. Step 4: Simplify right side
    8,650.64x = 71,451,399.51
  5. Step 5: Solve for x
    x = 71,451,399.51/8,650.64
  6. Step 6: Final answer
    x = 8,259.67

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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.