Home / 3,042.81-4,199.19-1,716.57

Finding the Fourth Proportional to 3,042.81, 4,199.19 and 1,716.57

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Solution

The fourth proportional to 3,042.81, 4,199.19 and 1,716.57 is: 2,368.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.81 : 4,199.19 = 1,716.57 : x
  2. Step 2: Convert to fraction form
    3,042.81/4,199.19 = 1,716.57/x
  3. Step 3: Cross multiply
    3,042.81x = 4,199.19 × 1,716.57
  4. Step 4: Simplify right side
    3,042.81x = 7,208,203.58
  5. Step 5: Solve for x
    x = 7,208,203.58/3,042.81
  6. Step 6: Final answer
    x = 2,368.93

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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.