Home / 2,125.38-2,933.37-1,775.94

Finding the Fourth Proportional to 2,125.38, 2,933.37 and 1,775.94

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Solution

The fourth proportional to 2,125.38, 2,933.37 and 1,775.94 is: 2,451.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.38 : 2,933.37 = 1,775.94 : x
  2. Step 2: Convert to fraction form
    2,125.38/2,933.37 = 1,775.94/x
  3. Step 3: Cross multiply
    2,125.38x = 2,933.37 × 1,775.94
  4. Step 4: Simplify right side
    2,125.38x = 5,209,489.12
  5. Step 5: Solve for x
    x = 5,209,489.12/2,125.38
  6. Step 6: Final answer
    x = 2,451.09

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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.