Home / 8,085.99-12,124.68-2,537.82

Finding the Fourth Proportional to 8,085.99, 12,124.68 and 2,537.82

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Solution

The fourth proportional to 8,085.99, 12,124.68 and 2,537.82 is: 3,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.99 : 12,124.68 = 2,537.82 : x
  2. Step 2: Convert to fraction form
    8,085.99/12,124.68 = 2,537.82/x
  3. Step 3: Cross multiply
    8,085.99x = 12,124.68 × 2,537.82
  4. Step 4: Simplify right side
    8,085.99x = 30,770,255.40
  5. Step 5: Solve for x
    x = 30,770,255.40/8,085.99
  6. Step 6: Final answer
    x = 3,805.38

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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.