Home / 3,052.47-4,212.71-1,857.54

Finding the Fourth Proportional to 3,052.47, 4,212.71 and 1,857.54

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Solution

The fourth proportional to 3,052.47, 4,212.71 and 1,857.54 is: 2,563.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.47 : 4,212.71 = 1,857.54 : x
  2. Step 2: Convert to fraction form
    3,052.47/4,212.71 = 1,857.54/x
  3. Step 3: Cross multiply
    3,052.47x = 4,212.71 × 1,857.54
  4. Step 4: Simplify right side
    3,052.47x = 7,825,281.98
  5. Step 5: Solve for x
    x = 7,825,281.98/3,052.47
  6. Step 6: Final answer
    x = 2,563.59

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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.