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Finding the Fourth Proportional to 6,633.58, 9,950.34 and 1,953.69

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Solution

The fourth proportional to 6,633.58, 9,950.34 and 1,953.69 is: 2,930.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633.58 : 9,950.34 = 1,953.69 : x
  2. Step 2: Convert to fraction form
    6,633.58/9,950.34 = 1,953.69/x
  3. Step 3: Cross multiply
    6,633.58x = 9,950.34 × 1,953.69
  4. Step 4: Simplify right side
    6,633.58x = 19,439,879.75
  5. Step 5: Solve for x
    x = 19,439,879.75/6,633.58
  6. Step 6: Final answer
    x = 2,930.53

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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.