Home / 5,006.63-6,909.59-2,768.87

Finding the Fourth Proportional to 5,006.63, 6,909.59 and 2,768.87

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Solution

The fourth proportional to 5,006.63, 6,909.59 and 2,768.87 is: 3,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.63 : 6,909.59 = 2,768.87 : x
  2. Step 2: Convert to fraction form
    5,006.63/6,909.59 = 2,768.87/x
  3. Step 3: Cross multiply
    5,006.63x = 6,909.59 × 2,768.87
  4. Step 4: Simplify right side
    5,006.63x = 19,131,742.62
  5. Step 5: Solve for x
    x = 19,131,742.62/5,006.63
  6. Step 6: Final answer
    x = 3,821.28

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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.