Home / 3,809.88-5,256.66-2,237.67

Finding the Fourth Proportional to 3,809.88, 5,256.66 and 2,237.67

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Solution

The fourth proportional to 3,809.88, 5,256.66 and 2,237.67 is: 3,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.88 : 5,256.66 = 2,237.67 : x
  2. Step 2: Convert to fraction form
    3,809.88/5,256.66 = 2,237.67/x
  3. Step 3: Cross multiply
    3,809.88x = 5,256.66 × 2,237.67
  4. Step 4: Simplify right side
    3,809.88x = 11,762,670.38
  5. Step 5: Solve for x
    x = 11,762,670.38/3,809.88
  6. Step 6: Final answer
    x = 3,087.41

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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.