Home / 11,188.67-16,786.34-4,615.25

Finding the Fourth Proportional to 11,188.67, 16,786.34 and 4,615.25

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Solution

The fourth proportional to 11,188.67, 16,786.34 and 4,615.25 is: 6,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.67 : 16,786.34 = 4,615.25 : x
  2. Step 2: Convert to fraction form
    11,188.67/16,786.34 = 4,615.25/x
  3. Step 3: Cross multiply
    11,188.67x = 16,786.34 × 4,615.25
  4. Step 4: Simplify right side
    11,188.67x = 77,473,155.69
  5. Step 5: Solve for x
    x = 77,473,155.69/11,188.67
  6. Step 6: Final answer
    x = 6,924.25

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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.