Home / 4,186.41-6,279.49-1,066.40

Finding the Fourth Proportional to 4,186.41, 6,279.49 and 1,066.40

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Solution

The fourth proportional to 4,186.41, 6,279.49 and 1,066.40 is: 1,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.41 : 6,279.49 = 1,066.40 : x
  2. Step 2: Convert to fraction form
    4,186.41/6,279.49 = 1,066.40/x
  3. Step 3: Cross multiply
    4,186.41x = 6,279.49 × 1,066.40
  4. Step 4: Simplify right side
    4,186.41x = 6,696,481.98
  5. Step 5: Solve for x
    x = 6,696,481.98/4,186.41
  6. Step 6: Final answer
    x = 1,599.58

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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.