Home / 11,090.75-16,626.81-4,521.65

Finding the Fourth Proportional to 11,090.75, 16,626.81 and 4,521.65

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Solution

The fourth proportional to 11,090.75, 16,626.81 and 4,521.65 is: 6,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.75 : 16,626.81 = 4,521.65 : x
  2. Step 2: Convert to fraction form
    11,090.75/16,626.81 = 4,521.65/x
  3. Step 3: Cross multiply
    11,090.75x = 16,626.81 × 4,521.65
  4. Step 4: Simplify right side
    11,090.75x = 75,180,615.44
  5. Step 5: Solve for x
    x = 75,180,615.44/11,090.75
  6. Step 6: Final answer
    x = 6,778.68

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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.