Home / 11,189.77-16,792.20-4,615.81

Finding the Fourth Proportional to 11,189.77, 16,792.20 and 4,615.81

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Solution

The fourth proportional to 11,189.77, 16,792.20 and 4,615.81 is: 6,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.77 : 16,792.20 = 4,615.81 : x
  2. Step 2: Convert to fraction form
    11,189.77/16,792.20 = 4,615.81/x
  3. Step 3: Cross multiply
    11,189.77x = 16,792.20 × 4,615.81
  4. Step 4: Simplify right side
    11,189.77x = 77,509,622.91
  5. Step 5: Solve for x
    x = 77,509,622.91/11,189.77
  6. Step 6: Final answer
    x = 6,926.83

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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.