Home / 10,286.19-14,194.94-5,570.48

Finding the Fourth Proportional to 10,286.19, 14,194.94 and 5,570.48

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Solution

The fourth proportional to 10,286.19, 14,194.94 and 5,570.48 is: 7,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.19 : 14,194.94 = 5,570.48 : x
  2. Step 2: Convert to fraction form
    10,286.19/14,194.94 = 5,570.48/x
  3. Step 3: Cross multiply
    10,286.19x = 14,194.94 × 5,570.48
  4. Step 4: Simplify right side
    10,286.19x = 79,072,530.54
  5. Step 5: Solve for x
    x = 79,072,530.54/10,286.19
  6. Step 6: Final answer
    x = 7,687.25

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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.