Home / 5,447.97-8,171.91-1,552.39

Finding the Fourth Proportional to 5,447.97, 8,171.91 and 1,552.39

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Solution

The fourth proportional to 5,447.97, 8,171.91 and 1,552.39 is: 2,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.97 : 8,171.91 = 1,552.39 : x
  2. Step 2: Convert to fraction form
    5,447.97/8,171.91 = 1,552.39/x
  3. Step 3: Cross multiply
    5,447.97x = 8,171.91 × 1,552.39
  4. Step 4: Simplify right side
    5,447.97x = 12,685,970.94
  5. Step 5: Solve for x
    x = 12,685,970.94/5,447.97
  6. Step 6: Final answer
    x = 2,328.57

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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.