Home / 4,078.59-6,117.24-3,389.69

Finding the Fourth Proportional to 4,078.59, 6,117.24 and 3,389.69

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Solution

The fourth proportional to 4,078.59, 6,117.24 and 3,389.69 is: 5,083.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.59 : 6,117.24 = 3,389.69 : x
  2. Step 2: Convert to fraction form
    4,078.59/6,117.24 = 3,389.69/x
  3. Step 3: Cross multiply
    4,078.59x = 6,117.24 × 3,389.69
  4. Step 4: Simplify right side
    4,078.59x = 20,735,516.67
  5. Step 5: Solve for x
    x = 20,735,516.67/4,078.59
  6. Step 6: Final answer
    x = 5,083.99

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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.