Home / 2,126.06-2,933.96-1,181.82

Finding the Fourth Proportional to 2,126.06, 2,933.96 and 1,181.82

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Solution

The fourth proportional to 2,126.06, 2,933.96 and 1,181.82 is: 1,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.06 : 2,933.96 = 1,181.82 : x
  2. Step 2: Convert to fraction form
    2,126.06/2,933.96 = 1,181.82/x
  3. Step 3: Cross multiply
    2,126.06x = 2,933.96 × 1,181.82
  4. Step 4: Simplify right side
    2,126.06x = 3,467,424.35
  5. Step 5: Solve for x
    x = 3,467,424.35/2,126.06
  6. Step 6: Final answer
    x = 1,630.92

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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.