Home / 3,564.44-4,918.78-2,072.34

Finding the Fourth Proportional to 3,564.44, 4,918.78 and 2,072.34

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Solution

The fourth proportional to 3,564.44, 4,918.78 and 2,072.34 is: 2,859.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.44 : 4,918.78 = 2,072.34 : x
  2. Step 2: Convert to fraction form
    3,564.44/4,918.78 = 2,072.34/x
  3. Step 3: Cross multiply
    3,564.44x = 4,918.78 × 2,072.34
  4. Step 4: Simplify right side
    3,564.44x = 10,193,384.55
  5. Step 5: Solve for x
    x = 10,193,384.55/3,564.44
  6. Step 6: Final answer
    x = 2,859.74

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1.5x scale

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.