Home / 12,552.94-17,322.38-6,887.60

Finding the Fourth Proportional to 12,552.94, 17,322.38 and 6,887.60

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Solution

The fourth proportional to 12,552.94, 17,322.38 and 6,887.60 is: 9,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.94 : 17,322.38 = 6,887.60 : x
  2. Step 2: Convert to fraction form
    12,552.94/17,322.38 = 6,887.60/x
  3. Step 3: Cross multiply
    12,552.94x = 17,322.38 × 6,887.60
  4. Step 4: Simplify right side
    12,552.94x = 119,309,503.44
  5. Step 5: Solve for x
    x = 119,309,503.44/12,552.94
  6. Step 6: Final answer
    x = 9,504.51

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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.