Home / 4,186.12-6,272.51-2,211.67

Finding the Fourth Proportional to 4,186.12, 6,272.51 and 2,211.67

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Solution

The fourth proportional to 4,186.12, 6,272.51 and 2,211.67 is: 3,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.12 : 6,272.51 = 2,211.67 : x
  2. Step 2: Convert to fraction form
    4,186.12/6,272.51 = 2,211.67/x
  3. Step 3: Cross multiply
    4,186.12x = 6,272.51 × 2,211.67
  4. Step 4: Simplify right side
    4,186.12x = 13,872,722.19
  5. Step 5: Solve for x
    x = 13,872,722.19/4,186.12
  6. Step 6: Final answer
    x = 3,313.98

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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.