Home / 5,006.91-6,909.50-2,768.88

Finding the Fourth Proportional to 5,006.91, 6,909.50 and 2,768.88

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Solution

The fourth proportional to 5,006.91, 6,909.50 and 2,768.88 is: 3,821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.91 : 6,909.50 = 2,768.88 : x
  2. Step 2: Convert to fraction form
    5,006.91/6,909.50 = 2,768.88/x
  3. Step 3: Cross multiply
    5,006.91x = 6,909.50 × 2,768.88
  4. Step 4: Simplify right side
    5,006.91x = 19,131,609.19
  5. Step 5: Solve for x
    x = 19,131,609.19/5,006.91
  6. Step 6: Final answer
    x = 3,821.04

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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.