Home / 4,913.85-7,359.23-2,568.30

Finding the Fourth Proportional to 4,913.85, 7,359.23 and 2,568.30

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Solution

The fourth proportional to 4,913.85, 7,359.23 and 2,568.30 is: 3,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.85 : 7,359.23 = 2,568.30 : x
  2. Step 2: Convert to fraction form
    4,913.85/7,359.23 = 2,568.30/x
  3. Step 3: Cross multiply
    4,913.85x = 7,359.23 × 2,568.30
  4. Step 4: Simplify right side
    4,913.85x = 18,900,710.41
  5. Step 5: Solve for x
    x = 18,900,710.41/4,913.85
  6. Step 6: Final answer
    x = 3,846.42

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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.