Home / 11,258.81-16,892.48-4,684.45

Finding the Fourth Proportional to 11,258.81, 16,892.48 and 4,684.45

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Solution

The fourth proportional to 11,258.81, 16,892.48 and 4,684.45 is: 7,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.81 : 16,892.48 = 4,684.45 : x
  2. Step 2: Convert to fraction form
    11,258.81/16,892.48 = 4,684.45/x
  3. Step 3: Cross multiply
    11,258.81x = 16,892.48 × 4,684.45
  4. Step 4: Simplify right side
    11,258.81x = 79,131,977.94
  5. Step 5: Solve for x
    x = 79,131,977.94/11,258.81
  6. Step 6: Final answer
    x = 7,028.45

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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.