Home / 10,675.88-16,020.32-4,102.64

Finding the Fourth Proportional to 10,675.88, 16,020.32 and 4,102.64

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Solution

The fourth proportional to 10,675.88, 16,020.32 and 4,102.64 is: 6,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675.88 : 16,020.32 = 4,102.64 : x
  2. Step 2: Convert to fraction form
    10,675.88/16,020.32 = 4,102.64/x
  3. Step 3: Cross multiply
    10,675.88x = 16,020.32 × 4,102.64
  4. Step 4: Simplify right side
    10,675.88x = 65,725,605.64
  5. Step 5: Solve for x
    x = 65,725,605.64/10,675.88
  6. Step 6: Final answer
    x = 6,156.46

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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.