Home / 5,096.36-7,032.64-2,857.86

Finding the Fourth Proportional to 5,096.36, 7,032.64 and 2,857.86

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Solution

The fourth proportional to 5,096.36, 7,032.64 and 2,857.86 is: 3,943.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096.36 : 7,032.64 = 2,857.86 : x
  2. Step 2: Convert to fraction form
    5,096.36/7,032.64 = 2,857.86/x
  3. Step 3: Cross multiply
    5,096.36x = 7,032.64 × 2,857.86
  4. Step 4: Simplify right side
    5,096.36x = 20,098,300.55
  5. Step 5: Solve for x
    x = 20,098,300.55/5,096.36
  6. Step 6: Final answer
    x = 3,943.66

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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.