Home / 4,161.34-6,243.54-2,186.89

Finding the Fourth Proportional to 4,161.34, 6,243.54 and 2,186.89

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Solution

The fourth proportional to 4,161.34, 6,243.54 and 2,186.89 is: 3,281.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.34 : 6,243.54 = 2,186.89 : x
  2. Step 2: Convert to fraction form
    4,161.34/6,243.54 = 2,186.89/x
  3. Step 3: Cross multiply
    4,161.34x = 6,243.54 × 2,186.89
  4. Step 4: Simplify right side
    4,161.34x = 13,653,927.78
  5. Step 5: Solve for x
    x = 13,653,927.78/4,161.34
  6. Step 6: Final answer
    x = 3,281.14

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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.