Home / 5,777.82-8,671.65-2,270.28

Finding the Fourth Proportional to 5,777.82, 8,671.65 and 2,270.28

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Solution

The fourth proportional to 5,777.82, 8,671.65 and 2,270.28 is: 3,407.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.82 : 8,671.65 = 2,270.28 : x
  2. Step 2: Convert to fraction form
    5,777.82/8,671.65 = 2,270.28/x
  3. Step 3: Cross multiply
    5,777.82x = 8,671.65 × 2,270.28
  4. Step 4: Simplify right side
    5,777.82x = 19,687,096.55
  5. Step 5: Solve for x
    x = 19,687,096.55/5,777.82
  6. Step 6: Final answer
    x = 3,407.36

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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.