Home / 3,750.73-5,176.20-2,157.36

Finding the Fourth Proportional to 3,750.73, 5,176.20 and 2,157.36

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Solution

The fourth proportional to 3,750.73, 5,176.20 and 2,157.36 is: 2,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.73 : 5,176.20 = 2,157.36 : x
  2. Step 2: Convert to fraction form
    3,750.73/5,176.20 = 2,157.36/x
  3. Step 3: Cross multiply
    3,750.73x = 5,176.20 × 2,157.36
  4. Step 4: Simplify right side
    3,750.73x = 11,166,926.83
  5. Step 5: Solve for x
    x = 11,166,926.83/3,750.73
  6. Step 6: Final answer
    x = 2,977.27

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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.