Home / 2,254.05-3,111.89-1,546.92

Finding the Fourth Proportional to 2,254.05, 3,111.89 and 1,546.92

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Solution

The fourth proportional to 2,254.05, 3,111.89 and 1,546.92 is: 2,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.05 : 3,111.89 = 1,546.92 : x
  2. Step 2: Convert to fraction form
    2,254.05/3,111.89 = 1,546.92/x
  3. Step 3: Cross multiply
    2,254.05x = 3,111.89 × 1,546.92
  4. Step 4: Simplify right side
    2,254.05x = 4,813,837.14
  5. Step 5: Solve for x
    x = 4,813,837.14/2,254.05
  6. Step 6: Final answer
    x = 2,135.64

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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.