Home / 2,954.33-4,077.06-1,628.12

Finding the Fourth Proportional to 2,954.33, 4,077.06 and 1,628.12

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Solution

The fourth proportional to 2,954.33, 4,077.06 and 1,628.12 is: 2,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.33 : 4,077.06 = 1,628.12 : x
  2. Step 2: Convert to fraction form
    2,954.33/4,077.06 = 1,628.12/x
  3. Step 3: Cross multiply
    2,954.33x = 4,077.06 × 1,628.12
  4. Step 4: Simplify right side
    2,954.33x = 6,637,940.88
  5. Step 5: Solve for x
    x = 6,637,940.88/2,954.33
  6. Step 6: Final answer
    x = 2,246.85

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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.