Home / 10,288.88-14,198.68-5,573.16

Finding the Fourth Proportional to 10,288.88, 14,198.68 and 5,573.16

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Solution

The fourth proportional to 10,288.88, 14,198.68 and 5,573.16 is: 7,690.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.88 : 14,198.68 = 5,573.16 : x
  2. Step 2: Convert to fraction form
    10,288.88/14,198.68 = 5,573.16/x
  3. Step 3: Cross multiply
    10,288.88x = 14,198.68 × 5,573.16
  4. Step 4: Simplify right side
    10,288.88x = 79,131,515.43
  5. Step 5: Solve for x
    x = 79,131,515.43/10,288.88
  6. Step 6: Final answer
    x = 7,690.97

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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.