Home / 5,609.91-8,403.05-2,685.27

Finding the Fourth Proportional to 5,609.91, 8,403.05 and 2,685.27

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Solution

The fourth proportional to 5,609.91, 8,403.05 and 2,685.27 is: 4,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.91 : 8,403.05 = 2,685.27 : x
  2. Step 2: Convert to fraction form
    5,609.91/8,403.05 = 2,685.27/x
  3. Step 3: Cross multiply
    5,609.91x = 8,403.05 × 2,685.27
  4. Step 4: Simplify right side
    5,609.91x = 22,564,444.65
  5. Step 5: Solve for x
    x = 22,564,444.65/5,609.91
  6. Step 6: Final answer
    x = 4,022.25

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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.