Home / 6,687.93-10,031.91-3,222.75

Finding the Fourth Proportional to 6,687.93, 10,031.91 and 3,222.75

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Solution

The fourth proportional to 6,687.93, 10,031.91 and 3,222.75 is: 4,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.93 : 10,031.91 = 3,222.75 : x
  2. Step 2: Convert to fraction form
    6,687.93/10,031.91 = 3,222.75/x
  3. Step 3: Cross multiply
    6,687.93x = 10,031.91 × 3,222.75
  4. Step 4: Simplify right side
    6,687.93x = 32,330,337.95
  5. Step 5: Solve for x
    x = 32,330,337.95/6,687.93
  6. Step 6: Final answer
    x = 4,834.13

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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.