Home / 5,096.06-7,032.25-2,857.78

Finding the Fourth Proportional to 5,096.06, 7,032.25 and 2,857.78

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Solution

The fourth proportional to 5,096.06, 7,032.25 and 2,857.78 is: 3,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096.06 : 7,032.25 = 2,857.78 : x
  2. Step 2: Convert to fraction form
    5,096.06/7,032.25 = 2,857.78/x
  3. Step 3: Cross multiply
    5,096.06x = 7,032.25 × 2,857.78
  4. Step 4: Simplify right side
    5,096.06x = 20,096,588.24
  5. Step 5: Solve for x
    x = 20,096,588.24/5,096.06
  6. Step 6: Final answer
    x = 3,943.55

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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.