Home / 8,835.72-13,253.46-2,992.38

Finding the Fourth Proportional to 8,835.72, 13,253.46 and 2,992.38

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Solution

The fourth proportional to 8,835.72, 13,253.46 and 2,992.38 is: 4,488.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.72 : 13,253.46 = 2,992.38 : x
  2. Step 2: Convert to fraction form
    8,835.72/13,253.46 = 2,992.38/x
  3. Step 3: Cross multiply
    8,835.72x = 13,253.46 × 2,992.38
  4. Step 4: Simplify right side
    8,835.72x = 39,659,388.63
  5. Step 5: Solve for x
    x = 39,659,388.63/8,835.72
  6. Step 6: Final answer
    x = 4,488.53

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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.