Home / 7,487.66-11,234.40-3,104

Finding the Fourth Proportional to 7,487.66, 11,234.40 and 3,104

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Solution

The fourth proportional to 7,487.66, 11,234.40 and 3,104 is: 4,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.66 : 11,234.40 = 3,104 : x
  2. Step 2: Convert to fraction form
    7,487.66/11,234.40 = 3,104/x
  3. Step 3: Cross multiply
    7,487.66x = 11,234.40 × 3,104
  4. Step 4: Simplify right side
    7,487.66x = 34,871,577.60
  5. Step 5: Solve for x
    x = 34,871,577.60/7,487.66
  6. Step 6: Final answer
    x = 4,657.21

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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.