Home / 5,113.90-7,673.67-2,516.86

Finding the Fourth Proportional to 5,113.90, 7,673.67 and 2,516.86

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Solution

The fourth proportional to 5,113.90, 7,673.67 and 2,516.86 is: 3,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.90 : 7,673.67 = 2,516.86 : x
  2. Step 2: Convert to fraction form
    5,113.90/7,673.67 = 2,516.86/x
  3. Step 3: Cross multiply
    5,113.90x = 7,673.67 × 2,516.86
  4. Step 4: Simplify right side
    5,113.90x = 19,313,553.08
  5. Step 5: Solve for x
    x = 19,313,553.08/5,113.90
  6. Step 6: Final answer
    x = 3,776.68

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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.