Home / 8,924.05-13,380.67-3,992.77

Finding the Fourth Proportional to 8,924.05, 13,380.67 and 3,992.77

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Solution

The fourth proportional to 8,924.05, 13,380.67 and 3,992.77 is: 5,986.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.05 : 13,380.67 = 3,992.77 : x
  2. Step 2: Convert to fraction form
    8,924.05/13,380.67 = 3,992.77/x
  3. Step 3: Cross multiply
    8,924.05x = 13,380.67 × 3,992.77
  4. Step 4: Simplify right side
    8,924.05x = 53,425,937.76
  5. Step 5: Solve for x
    x = 53,425,937.76/8,924.05
  6. Step 6: Final answer
    x = 5,986.74

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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.