Home / 10,261.91-14,161.41-5,546.18

Finding the Fourth Proportional to 10,261.91, 14,161.41 and 5,546.18

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Solution

The fourth proportional to 10,261.91, 14,161.41 and 5,546.18 is: 7,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.91 : 14,161.41 = 5,546.18 : x
  2. Step 2: Convert to fraction form
    10,261.91/14,161.41 = 5,546.18/x
  3. Step 3: Cross multiply
    10,261.91x = 14,161.41 × 5,546.18
  4. Step 4: Simplify right side
    10,261.91x = 78,541,658.11
  5. Step 5: Solve for x
    x = 78,541,658.11/10,261.91
  6. Step 6: Final answer
    x = 7,653.71

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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.