Home / 8,300.80-11,466.30-6,633.87

Finding the Fourth Proportional to 8,300.80, 11,466.30 and 6,633.87

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Solution

The fourth proportional to 8,300.80, 11,466.30 and 6,633.87 is: 9,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.80 : 11,466.30 = 6,633.87 : x
  2. Step 2: Convert to fraction form
    8,300.80/11,466.30 = 6,633.87/x
  3. Step 3: Cross multiply
    8,300.80x = 11,466.30 × 6,633.87
  4. Step 4: Simplify right side
    8,300.80x = 76,065,943.58
  5. Step 5: Solve for x
    x = 76,065,943.58/8,300.80
  6. Step 6: Final answer
    x = 9,163.69

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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.