Home / 5,578.97-8,365.49-2,455.36

Finding the Fourth Proportional to 5,578.97, 8,365.49 and 2,455.36

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Solution

The fourth proportional to 5,578.97, 8,365.49 and 2,455.36 is: 3,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.97 : 8,365.49 = 2,455.36 : x
  2. Step 2: Convert to fraction form
    5,578.97/8,365.49 = 2,455.36/x
  3. Step 3: Cross multiply
    5,578.97x = 8,365.49 × 2,455.36
  4. Step 4: Simplify right side
    5,578.97x = 20,540,256.34
  5. Step 5: Solve for x
    x = 20,540,256.34/5,578.97
  6. Step 6: Final answer
    x = 3,681.73

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1.5x scale

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.