Home / 10,408.55-15,610.39-3,011.02

Finding the Fourth Proportional to 10,408.55, 15,610.39 and 3,011.02

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Solution

The fourth proportional to 10,408.55, 15,610.39 and 3,011.02 is: 4,515.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.55 : 15,610.39 = 3,011.02 : x
  2. Step 2: Convert to fraction form
    10,408.55/15,610.39 = 3,011.02/x
  3. Step 3: Cross multiply
    10,408.55x = 15,610.39 × 3,011.02
  4. Step 4: Simplify right side
    10,408.55x = 47,003,149.94
  5. Step 5: Solve for x
    x = 47,003,149.94/10,408.55
  6. Step 6: Final answer
    x = 4,515.82

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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.