Home / 9,186.41-13,771.89-4,259.58

Finding the Fourth Proportional to 9,186.41, 13,771.89 and 4,259.58

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Solution

The fourth proportional to 9,186.41, 13,771.89 and 4,259.58 is: 6,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.41 : 13,771.89 = 4,259.58 : x
  2. Step 2: Convert to fraction form
    9,186.41/13,771.89 = 4,259.58/x
  3. Step 3: Cross multiply
    9,186.41x = 13,771.89 × 4,259.58
  4. Step 4: Simplify right side
    9,186.41x = 58,662,467.21
  5. Step 5: Solve for x
    x = 58,662,467.21/9,186.41
  6. Step 6: Final answer
    x = 6,385.79

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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.