Home / 10,792.22-16,178.74-4,216.91

Finding the Fourth Proportional to 10,792.22, 16,178.74 and 4,216.91

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Solution

The fourth proportional to 10,792.22, 16,178.74 and 4,216.91 is: 6,321.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,792.22 : 16,178.74 = 4,216.91 : x
  2. Step 2: Convert to fraction form
    10,792.22/16,178.74 = 4,216.91/x
  3. Step 3: Cross multiply
    10,792.22x = 16,178.74 × 4,216.91
  4. Step 4: Simplify right side
    10,792.22x = 68,224,199.06
  5. Step 5: Solve for x
    x = 68,224,199.06/10,792.22
  6. Step 6: Final answer
    x = 6,321.61

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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.