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Finding the Fourth Proportional to 4,253.96, 6,384.96 and 2,613.71

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Solution

The fourth proportional to 4,253.96, 6,384.96 and 2,613.71 is: 3,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.96 : 6,384.96 = 2,613.71 : x
  2. Step 2: Convert to fraction form
    4,253.96/6,384.96 = 2,613.71/x
  3. Step 3: Cross multiply
    4,253.96x = 6,384.96 × 2,613.71
  4. Step 4: Simplify right side
    4,253.96x = 16,688,401.88
  5. Step 5: Solve for x
    x = 16,688,401.88/4,253.96
  6. Step 6: Final answer
    x = 3,923.03

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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.