Home / 2,176.30-3,001.08-1,936.27

Finding the Fourth Proportional to 2,176.30, 3,001.08 and 1,936.27

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Solution

The fourth proportional to 2,176.30, 3,001.08 and 1,936.27 is: 2,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.30 : 3,001.08 = 1,936.27 : x
  2. Step 2: Convert to fraction form
    2,176.30/3,001.08 = 1,936.27/x
  3. Step 3: Cross multiply
    2,176.30x = 3,001.08 × 1,936.27
  4. Step 4: Simplify right side
    2,176.30x = 5,810,883.99
  5. Step 5: Solve for x
    x = 5,810,883.99/2,176.30
  6. Step 6: Final answer
    x = 2,670.08

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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.