Home / 7,922.72-10,933.44-4,385.99

Finding the Fourth Proportional to 7,922.72, 10,933.44 and 4,385.99

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Solution

The fourth proportional to 7,922.72, 10,933.44 and 4,385.99 is: 6,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.72 : 10,933.44 = 4,385.99 : x
  2. Step 2: Convert to fraction form
    7,922.72/10,933.44 = 4,385.99/x
  3. Step 3: Cross multiply
    7,922.72x = 10,933.44 × 4,385.99
  4. Step 4: Simplify right side
    7,922.72x = 47,953,958.51
  5. Step 5: Solve for x
    x = 47,953,958.51/7,922.72
  6. Step 6: Final answer
    x = 6,052.71

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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.