Home / 10,749.54-16,123.88-2,958.14

Finding the Fourth Proportional to 10,749.54, 16,123.88 and 2,958.14

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Solution

The fourth proportional to 10,749.54, 16,123.88 and 2,958.14 is: 4,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.54 : 16,123.88 = 2,958.14 : x
  2. Step 2: Convert to fraction form
    10,749.54/16,123.88 = 2,958.14/x
  3. Step 3: Cross multiply
    10,749.54x = 16,123.88 × 2,958.14
  4. Step 4: Simplify right side
    10,749.54x = 47,696,694.38
  5. Step 5: Solve for x
    x = 47,696,694.38/10,749.54
  6. Step 6: Final answer
    x = 4,437.09

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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.