Home / 9,838.25-14,765.92-5,161.58

Finding the Fourth Proportional to 9,838.25, 14,765.92 and 5,161.58

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Solution

The fourth proportional to 9,838.25, 14,765.92 and 5,161.58 is: 7,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.25 : 14,765.92 = 5,161.58 : x
  2. Step 2: Convert to fraction form
    9,838.25/14,765.92 = 5,161.58/x
  3. Step 3: Cross multiply
    9,838.25x = 14,765.92 × 5,161.58
  4. Step 4: Simplify right side
    9,838.25x = 76,215,440.50
  5. Step 5: Solve for x
    x = 76,215,440.50/9,838.25
  6. Step 6: Final answer
    x = 7,746.85

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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.