Home / 6,243.10-9,358.52-3,118.43

Finding the Fourth Proportional to 6,243.10, 9,358.52 and 3,118.43

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Solution

The fourth proportional to 6,243.10, 9,358.52 and 3,118.43 is: 4,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.10 : 9,358.52 = 3,118.43 : x
  2. Step 2: Convert to fraction form
    6,243.10/9,358.52 = 3,118.43/x
  3. Step 3: Cross multiply
    6,243.10x = 9,358.52 × 3,118.43
  4. Step 4: Simplify right side
    6,243.10x = 29,183,834.93
  5. Step 5: Solve for x
    x = 29,183,834.93/6,243.10
  6. Step 6: Final answer
    x = 4,674.57

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1.5x scale

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.