Home / 9,381.25-14,071.89-3,834.60

Finding the Fourth Proportional to 9,381.25, 14,071.89 and 3,834.60

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Solution

The fourth proportional to 9,381.25, 14,071.89 and 3,834.60 is: 5,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.25 : 14,071.89 = 3,834.60 : x
  2. Step 2: Convert to fraction form
    9,381.25/14,071.89 = 3,834.60/x
  3. Step 3: Cross multiply
    9,381.25x = 14,071.89 × 3,834.60
  4. Step 4: Simplify right side
    9,381.25x = 53,960,031.00
  5. Step 5: Solve for x
    x = 53,960,031.00/9,381.25
  6. Step 6: Final answer
    x = 5,751.90

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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.