Home / 11,424.21-17,136.32-3,104.24

Finding the Fourth Proportional to 11,424.21, 17,136.32 and 3,104.24

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Solution

The fourth proportional to 11,424.21, 17,136.32 and 3,104.24 is: 4,656.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.21 : 17,136.32 = 3,104.24 : x
  2. Step 2: Convert to fraction form
    11,424.21/17,136.32 = 3,104.24/x
  3. Step 3: Cross multiply
    11,424.21x = 17,136.32 × 3,104.24
  4. Step 4: Simplify right side
    11,424.21x = 53,195,148.79
  5. Step 5: Solve for x
    x = 53,195,148.79/11,424.21
  6. Step 6: Final answer
    x = 4,656.35

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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.