Home / 9,911.54-14,867.32-2,986.04

Finding the Fourth Proportional to 9,911.54, 14,867.32 and 2,986.04

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Solution

The fourth proportional to 9,911.54, 14,867.32 and 2,986.04 is: 4,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.54 : 14,867.32 = 2,986.04 : x
  2. Step 2: Convert to fraction form
    9,911.54/14,867.32 = 2,986.04/x
  3. Step 3: Cross multiply
    9,911.54x = 14,867.32 × 2,986.04
  4. Step 4: Simplify right side
    9,911.54x = 44,394,434.45
  5. Step 5: Solve for x
    x = 44,394,434.45/9,911.54
  6. Step 6: Final answer
    x = 4,479.06

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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.