Home / 5,684.62-8,530.08-2,176.96

Finding the Fourth Proportional to 5,684.62, 8,530.08 and 2,176.96

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Solution

The fourth proportional to 5,684.62, 8,530.08 and 2,176.96 is: 3,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.62 : 8,530.08 = 2,176.96 : x
  2. Step 2: Convert to fraction form
    5,684.62/8,530.08 = 2,176.96/x
  3. Step 3: Cross multiply
    5,684.62x = 8,530.08 × 2,176.96
  4. Step 4: Simplify right side
    5,684.62x = 18,569,642.96
  5. Step 5: Solve for x
    x = 18,569,642.96/5,684.62
  6. Step 6: Final answer
    x = 3,266.65

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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.