Home / 4,324.22-6,486.78-1,983.83

Finding the Fourth Proportional to 4,324.22, 6,486.78 and 1,983.83

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Solution

The fourth proportional to 4,324.22, 6,486.78 and 1,983.83 is: 2,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.22 : 6,486.78 = 1,983.83 : x
  2. Step 2: Convert to fraction form
    4,324.22/6,486.78 = 1,983.83/x
  3. Step 3: Cross multiply
    4,324.22x = 6,486.78 × 1,983.83
  4. Step 4: Simplify right side
    4,324.22x = 12,868,643.77
  5. Step 5: Solve for x
    x = 12,868,643.77/4,324.22
  6. Step 6: Final answer
    x = 2,975.95

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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.