Home / 8,991.24-13,486.89-2,751.23

Finding the Fourth Proportional to 8,991.24, 13,486.89 and 2,751.23

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Solution

The fourth proportional to 8,991.24, 13,486.89 and 2,751.23 is: 4,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991.24 : 13,486.89 = 2,751.23 : x
  2. Step 2: Convert to fraction form
    8,991.24/13,486.89 = 2,751.23/x
  3. Step 3: Cross multiply
    8,991.24x = 13,486.89 × 2,751.23
  4. Step 4: Simplify right side
    8,991.24x = 37,105,468.94
  5. Step 5: Solve for x
    x = 37,105,468.94/8,991.24
  6. Step 6: Final answer
    x = 4,126.85

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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.