Home / 4,065.78-6,099.54-1,254.62

Finding the Fourth Proportional to 4,065.78, 6,099.54 and 1,254.62

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Solution

The fourth proportional to 4,065.78, 6,099.54 and 1,254.62 is: 1,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.78 : 6,099.54 = 1,254.62 : x
  2. Step 2: Convert to fraction form
    4,065.78/6,099.54 = 1,254.62/x
  3. Step 3: Cross multiply
    4,065.78x = 6,099.54 × 1,254.62
  4. Step 4: Simplify right side
    4,065.78x = 7,652,604.87
  5. Step 5: Solve for x
    x = 7,652,604.87/4,065.78
  6. Step 6: Final answer
    x = 1,882.20

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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.