Home / 7,222.43-10,835.16-4,103.88

Finding the Fourth Proportional to 7,222.43, 10,835.16 and 4,103.88

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Solution

The fourth proportional to 7,222.43, 10,835.16 and 4,103.88 is: 6,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.43 : 10,835.16 = 4,103.88 : x
  2. Step 2: Convert to fraction form
    7,222.43/10,835.16 = 4,103.88/x
  3. Step 3: Cross multiply
    7,222.43x = 10,835.16 × 4,103.88
  4. Step 4: Simplify right side
    7,222.43x = 44,466,196.42
  5. Step 5: Solve for x
    x = 44,466,196.42/7,222.43
  6. Step 6: Final answer
    x = 6,156.69

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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.