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Finding the Fourth Proportional to 4,958.63, 7,438.14 and 1,495.88

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Solution

The fourth proportional to 4,958.63, 7,438.14 and 1,495.88 is: 2,243.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.63 : 7,438.14 = 1,495.88 : x
  2. Step 2: Convert to fraction form
    4,958.63/7,438.14 = 1,495.88/x
  3. Step 3: Cross multiply
    4,958.63x = 7,438.14 × 1,495.88
  4. Step 4: Simplify right side
    4,958.63x = 11,126,527.67
  5. Step 5: Solve for x
    x = 11,126,527.67/4,958.63
  6. Step 6: Final answer
    x = 2,243.87

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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.