Home / 3,995.54-5,514.13-2,317.52

Finding the Fourth Proportional to 3,995.54, 5,514.13 and 2,317.52

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Solution

The fourth proportional to 3,995.54, 5,514.13 and 2,317.52 is: 3,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.54 : 5,514.13 = 2,317.52 : x
  2. Step 2: Convert to fraction form
    3,995.54/5,514.13 = 2,317.52/x
  3. Step 3: Cross multiply
    3,995.54x = 5,514.13 × 2,317.52
  4. Step 4: Simplify right side
    3,995.54x = 12,779,078.99
  5. Step 5: Solve for x
    x = 12,779,078.99/3,995.54
  6. Step 6: Final answer
    x = 3,198.34

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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.