Home / 6,633.50-9,950.26-3,120.92

Finding the Fourth Proportional to 6,633.50, 9,950.26 and 3,120.92

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Solution

The fourth proportional to 6,633.50, 9,950.26 and 3,120.92 is: 4,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633.50 : 9,950.26 = 3,120.92 : x
  2. Step 2: Convert to fraction form
    6,633.50/9,950.26 = 3,120.92/x
  3. Step 3: Cross multiply
    6,633.50x = 9,950.26 × 3,120.92
  4. Step 4: Simplify right side
    6,633.50x = 31,053,965.44
  5. Step 5: Solve for x
    x = 31,053,965.44/6,633.50
  6. Step 6: Final answer
    x = 4,681.38

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1.5x scale

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.