Home / 6,163.79-8,506.92-3,511.45

Finding the Fourth Proportional to 6,163.79, 8,506.92 and 3,511.45

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Solution

The fourth proportional to 6,163.79, 8,506.92 and 3,511.45 is: 4,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.79 : 8,506.92 = 3,511.45 : x
  2. Step 2: Convert to fraction form
    6,163.79/8,506.92 = 3,511.45/x
  3. Step 3: Cross multiply
    6,163.79x = 8,506.92 × 3,511.45
  4. Step 4: Simplify right side
    6,163.79x = 29,871,624.23
  5. Step 5: Solve for x
    x = 29,871,624.23/6,163.79
  6. Step 6: Final answer
    x = 4,846.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.