Home / 4,217.16-6,324.90-1,908.12

Finding the Fourth Proportional to 4,217.16, 6,324.90 and 1,908.12

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Solution

The fourth proportional to 4,217.16, 6,324.90 and 1,908.12 is: 2,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.16 : 6,324.90 = 1,908.12 : x
  2. Step 2: Convert to fraction form
    4,217.16/6,324.90 = 1,908.12/x
  3. Step 3: Cross multiply
    4,217.16x = 6,324.90 × 1,908.12
  4. Step 4: Simplify right side
    4,217.16x = 12,068,668.19
  5. Step 5: Solve for x
    x = 12,068,668.19/4,217.16
  6. Step 6: Final answer
    x = 2,861.80

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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.