Home / 3,814.28-5,262.54-2,242.88

Finding the Fourth Proportional to 3,814.28, 5,262.54 and 2,242.88

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Solution

The fourth proportional to 3,814.28, 5,262.54 and 2,242.88 is: 3,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.28 : 5,262.54 = 2,242.88 : x
  2. Step 2: Convert to fraction form
    3,814.28/5,262.54 = 2,242.88/x
  3. Step 3: Cross multiply
    3,814.28x = 5,262.54 × 2,242.88
  4. Step 4: Simplify right side
    3,814.28x = 11,803,245.72
  5. Step 5: Solve for x
    x = 11,803,245.72/3,814.28
  6. Step 6: Final answer
    x = 3,094.49

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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.