Home / 7,817.33-10,786.55-4,414.11

Finding the Fourth Proportional to 7,817.33, 10,786.55 and 4,414.11

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Solution

The fourth proportional to 7,817.33, 10,786.55 and 4,414.11 is: 6,090.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817.33 : 10,786.55 = 4,414.11 : x
  2. Step 2: Convert to fraction form
    7,817.33/10,786.55 = 4,414.11/x
  3. Step 3: Cross multiply
    7,817.33x = 10,786.55 × 4,414.11
  4. Step 4: Simplify right side
    7,817.33x = 47,612,996.15
  5. Step 5: Solve for x
    x = 47,612,996.15/7,817.33
  6. Step 6: Final answer
    x = 6,090.70

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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.