Home / 5,514.95-8,265.44-2,586.80

Finding the Fourth Proportional to 5,514.95, 8,265.44 and 2,586.80

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Solution

The fourth proportional to 5,514.95, 8,265.44 and 2,586.80 is: 3,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.95 : 8,265.44 = 2,586.80 : x
  2. Step 2: Convert to fraction form
    5,514.95/8,265.44 = 2,586.80/x
  3. Step 3: Cross multiply
    5,514.95x = 8,265.44 × 2,586.80
  4. Step 4: Simplify right side
    5,514.95x = 21,381,067.32
  5. Step 5: Solve for x
    x = 21,381,067.32/5,514.95
  6. Step 6: Final answer
    x = 3,876.93

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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.