Home / 7,243.76-10,851.84-4,125.91

Finding the Fourth Proportional to 7,243.76, 10,851.84 and 4,125.91

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Solution

The fourth proportional to 7,243.76, 10,851.84 and 4,125.91 is: 6,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.76 : 10,851.84 = 4,125.91 : x
  2. Step 2: Convert to fraction form
    7,243.76/10,851.84 = 4,125.91/x
  3. Step 3: Cross multiply
    7,243.76x = 10,851.84 × 4,125.91
  4. Step 4: Simplify right side
    7,243.76x = 44,773,694.54
  5. Step 5: Solve for x
    x = 44,773,694.54/7,243.76
  6. Step 6: Final answer
    x = 6,181.01

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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.