Home / 11,604.24-17,406.36-6,986.16

Finding the Fourth Proportional to 11,604.24, 17,406.36 and 6,986.16

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Solution

The fourth proportional to 11,604.24, 17,406.36 and 6,986.16 is: 10,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604.24 : 17,406.36 = 6,986.16 : x
  2. Step 2: Convert to fraction form
    11,604.24/17,406.36 = 6,986.16/x
  3. Step 3: Cross multiply
    11,604.24x = 17,406.36 × 6,986.16
  4. Step 4: Simplify right side
    11,604.24x = 121,603,615.98
  5. Step 5: Solve for x
    x = 121,603,615.98/11,604.24
  6. Step 6: Final answer
    x = 10,479.24

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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.