Home / 11,521.99-17,282.38-5,676.63

Finding the Fourth Proportional to 11,521.99, 17,282.38 and 5,676.63

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Solution

The fourth proportional to 11,521.99, 17,282.38 and 5,676.63 is: 8,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.99 : 17,282.38 = 5,676.63 : x
  2. Step 2: Convert to fraction form
    11,521.99/17,282.38 = 5,676.63/x
  3. Step 3: Cross multiply
    11,521.99x = 17,282.38 × 5,676.63
  4. Step 4: Simplify right side
    11,521.99x = 98,105,676.78
  5. Step 5: Solve for x
    x = 98,105,676.78/11,521.99
  6. Step 6: Final answer
    x = 8,514.65

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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.