Home / 8,091.17-12,136.74-2,544.99

Finding the Fourth Proportional to 8,091.17, 12,136.74 and 2,544.99

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Solution

The fourth proportional to 8,091.17, 12,136.74 and 2,544.99 is: 3,817.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.17 : 12,136.74 = 2,544.99 : x
  2. Step 2: Convert to fraction form
    8,091.17/12,136.74 = 2,544.99/x
  3. Step 3: Cross multiply
    8,091.17x = 12,136.74 × 2,544.99
  4. Step 4: Simplify right side
    8,091.17x = 30,887,881.93
  5. Step 5: Solve for x
    x = 30,887,881.93/8,091.17
  6. Step 6: Final answer
    x = 3,817.48

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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.