Home / 2,792.34-4,186.44-1,404.66

Finding the Fourth Proportional to 2,792.34, 4,186.44 and 1,404.66

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Solution

The fourth proportional to 2,792.34, 4,186.44 and 1,404.66 is: 2,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.34 : 4,186.44 = 1,404.66 : x
  2. Step 2: Convert to fraction form
    2,792.34/4,186.44 = 1,404.66/x
  3. Step 3: Cross multiply
    2,792.34x = 4,186.44 × 1,404.66
  4. Step 4: Simplify right side
    2,792.34x = 5,880,524.81
  5. Step 5: Solve for x
    x = 5,880,524.81/2,792.34
  6. Step 6: Final answer
    x = 2,105.95

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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.