Home / 13,154.76-19,735.14-3,794.86

Finding the Fourth Proportional to 13,154.76, 19,735.14 and 3,794.86

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Solution

The fourth proportional to 13,154.76, 19,735.14 and 3,794.86 is: 5,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,154.76 : 19,735.14 = 3,794.86 : x
  2. Step 2: Convert to fraction form
    13,154.76/19,735.14 = 3,794.86/x
  3. Step 3: Cross multiply
    13,154.76x = 19,735.14 × 3,794.86
  4. Step 4: Simplify right side
    13,154.76x = 74,892,093.38
  5. Step 5: Solve for x
    x = 74,892,093.38/13,154.76
  6. Step 6: Final answer
    x = 5,693.16

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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.