Home / 9,859.79-14,791.49-3,285.35

Finding the Fourth Proportional to 9,859.79, 14,791.49 and 3,285.35

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Solution

The fourth proportional to 9,859.79, 14,791.49 and 3,285.35 is: 4,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859.79 : 14,791.49 = 3,285.35 : x
  2. Step 2: Convert to fraction form
    9,859.79/14,791.49 = 3,285.35/x
  3. Step 3: Cross multiply
    9,859.79x = 14,791.49 × 3,285.35
  4. Step 4: Simplify right side
    9,859.79x = 48,595,221.67
  5. Step 5: Solve for x
    x = 48,595,221.67/9,859.79
  6. Step 6: Final answer
    x = 4,928.63

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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.