Home / 6,169.29-8,513.58-3,516.65

Finding the Fourth Proportional to 6,169.29, 8,513.58 and 3,516.65

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Solution

The fourth proportional to 6,169.29, 8,513.58 and 3,516.65 is: 4,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.29 : 8,513.58 = 3,516.65 : x
  2. Step 2: Convert to fraction form
    6,169.29/8,513.58 = 3,516.65/x
  3. Step 3: Cross multiply
    6,169.29x = 8,513.58 × 3,516.65
  4. Step 4: Simplify right side
    6,169.29x = 29,939,238.54
  5. Step 5: Solve for x
    x = 29,939,238.54/6,169.29
  6. Step 6: Final answer
    x = 4,852.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.