Home / 3,199.17-4,806.39-2,089.50

Finding the Fourth Proportional to 3,199.17, 4,806.39 and 2,089.50

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Solution

The fourth proportional to 3,199.17, 4,806.39 and 2,089.50 is: 3,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.17 : 4,806.39 = 2,089.50 : x
  2. Step 2: Convert to fraction form
    3,199.17/4,806.39 = 2,089.50/x
  3. Step 3: Cross multiply
    3,199.17x = 4,806.39 × 2,089.50
  4. Step 4: Simplify right side
    3,199.17x = 10,042,929.96
  5. Step 5: Solve for x
    x = 10,042,929.96/3,199.17
  6. Step 6: Final answer
    x = 3,139.23

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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.