Home / 3,051.43-4,571.33-1,815.10

Finding the Fourth Proportional to 3,051.43, 4,571.33 and 1,815.10

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Solution

The fourth proportional to 3,051.43, 4,571.33 and 1,815.10 is: 2,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.43 : 4,571.33 = 1,815.10 : x
  2. Step 2: Convert to fraction form
    3,051.43/4,571.33 = 1,815.10/x
  3. Step 3: Cross multiply
    3,051.43x = 4,571.33 × 1,815.10
  4. Step 4: Simplify right side
    3,051.43x = 8,297,400.58
  5. Step 5: Solve for x
    x = 8,297,400.58/3,051.43
  6. Step 6: Final answer
    x = 2,719.19

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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.