Home / 10,446.72-15,666.36-3,049.26

Finding the Fourth Proportional to 10,446.72, 15,666.36 and 3,049.26

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Solution

The fourth proportional to 10,446.72, 15,666.36 and 3,049.26 is: 4,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.72 : 15,666.36 = 3,049.26 : x
  2. Step 2: Convert to fraction form
    10,446.72/15,666.36 = 3,049.26/x
  3. Step 3: Cross multiply
    10,446.72x = 15,666.36 × 3,049.26
  4. Step 4: Simplify right side
    10,446.72x = 47,770,804.89
  5. Step 5: Solve for x
    x = 47,770,804.89/10,446.72
  6. Step 6: Final answer
    x = 4,572.80

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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.