Home / 6,218.43-8,581.42-3,423.93

Finding the Fourth Proportional to 6,218.43, 8,581.42 and 3,423.93

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Solution

The fourth proportional to 6,218.43, 8,581.42 and 3,423.93 is: 4,725.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.43 : 8,581.42 = 3,423.93 : x
  2. Step 2: Convert to fraction form
    6,218.43/8,581.42 = 3,423.93/x
  3. Step 3: Cross multiply
    6,218.43x = 8,581.42 × 3,423.93
  4. Step 4: Simplify right side
    6,218.43x = 29,382,181.38
  5. Step 5: Solve for x
    x = 29,382,181.38/6,218.43
  6. Step 6: Final answer
    x = 4,725.02

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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.