Home / 11,954.03-17,915.38-4,925.86

Finding the Fourth Proportional to 11,954.03, 17,915.38 and 4,925.86

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Solution

The fourth proportional to 11,954.03, 17,915.38 and 4,925.86 is: 7,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.03 : 17,915.38 = 4,925.86 : x
  2. Step 2: Convert to fraction form
    11,954.03/17,915.38 = 4,925.86/x
  3. Step 3: Cross multiply
    11,954.03x = 17,915.38 × 4,925.86
  4. Step 4: Simplify right side
    11,954.03x = 88,248,615.10
  5. Step 5: Solve for x
    x = 88,248,615.10/11,954.03
  6. Step 6: Final answer
    x = 7,382.33

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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.