Home / 8,694.95-13,039.68-2,850.19

Finding the Fourth Proportional to 8,694.95, 13,039.68 and 2,850.19

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Solution

The fourth proportional to 8,694.95, 13,039.68 and 2,850.19 is: 4,274.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.95 : 13,039.68 = 2,850.19 : x
  2. Step 2: Convert to fraction form
    8,694.95/13,039.68 = 2,850.19/x
  3. Step 3: Cross multiply
    8,694.95x = 13,039.68 × 2,850.19
  4. Step 4: Simplify right side
    8,694.95x = 37,165,543.63
  5. Step 5: Solve for x
    x = 37,165,543.63/8,694.95
  6. Step 6: Final answer
    x = 4,274.39

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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.