Home / 11,140.10-16,709.54-3,743.79

Finding the Fourth Proportional to 11,140.10, 16,709.54 and 3,743.79

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Solution

The fourth proportional to 11,140.10, 16,709.54 and 3,743.79 is: 5,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.10 : 16,709.54 = 3,743.79 : x
  2. Step 2: Convert to fraction form
    11,140.10/16,709.54 = 3,743.79/x
  3. Step 3: Cross multiply
    11,140.10x = 16,709.54 × 3,743.79
  4. Step 4: Simplify right side
    11,140.10x = 62,557,008.76
  5. Step 5: Solve for x
    x = 62,557,008.76/11,140.10
  6. Step 6: Final answer
    x = 5,615.48

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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.