Home / 5,812.54-8,021.19-3,159.97

Finding the Fourth Proportional to 5,812.54, 8,021.19 and 3,159.97

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Solution

The fourth proportional to 5,812.54, 8,021.19 and 3,159.97 is: 4,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.54 : 8,021.19 = 3,159.97 : x
  2. Step 2: Convert to fraction form
    5,812.54/8,021.19 = 3,159.97/x
  3. Step 3: Cross multiply
    5,812.54x = 8,021.19 × 3,159.97
  4. Step 4: Simplify right side
    5,812.54x = 25,346,719.76
  5. Step 5: Solve for x
    x = 25,346,719.76/5,812.54
  6. Step 6: Final answer
    x = 4,360.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.