Home / 9,812.76-14,719.31-2,792.96

Finding the Fourth Proportional to 9,812.76, 14,719.31 and 2,792.96

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Solution

The fourth proportional to 9,812.76, 14,719.31 and 2,792.96 is: 4,189.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.76 : 14,719.31 = 2,792.96 : x
  2. Step 2: Convert to fraction form
    9,812.76/14,719.31 = 2,792.96/x
  3. Step 3: Cross multiply
    9,812.76x = 14,719.31 × 2,792.96
  4. Step 4: Simplify right side
    9,812.76x = 41,110,372.21
  5. Step 5: Solve for x
    x = 41,110,372.21/9,812.76
  6. Step 6: Final answer
    x = 4,189.48

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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.