Home / 8,069.88-12,097.57-3,136.11

Finding the Fourth Proportional to 8,069.88, 12,097.57 and 3,136.11

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Solution

The fourth proportional to 8,069.88, 12,097.57 and 3,136.11 is: 4,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.88 : 12,097.57 = 3,136.11 : x
  2. Step 2: Convert to fraction form
    8,069.88/12,097.57 = 3,136.11/x
  3. Step 3: Cross multiply
    8,069.88x = 12,097.57 × 3,136.11
  4. Step 4: Simplify right side
    8,069.88x = 37,939,310.25
  5. Step 5: Solve for x
    x = 37,939,310.25/8,069.88
  6. Step 6: Final answer
    x = 4,701.35

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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.