Home / 7,487.96-11,234.34-3,592.64

Finding the Fourth Proportional to 7,487.96, 11,234.34 and 3,592.64

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Solution

The fourth proportional to 7,487.96, 11,234.34 and 3,592.64 is: 5,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.96 : 11,234.34 = 3,592.64 : x
  2. Step 2: Convert to fraction form
    7,487.96/11,234.34 = 3,592.64/x
  3. Step 3: Cross multiply
    7,487.96x = 11,234.34 × 3,592.64
  4. Step 4: Simplify right side
    7,487.96x = 40,360,939.26
  5. Step 5: Solve for x
    x = 40,360,939.26/7,487.96
  6. Step 6: Final answer
    x = 5,390.11

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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.