Home / 2,954.25-4,064.67-2,881.35

Finding the Fourth Proportional to 2,954.25, 4,064.67 and 2,881.35

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Solution

The fourth proportional to 2,954.25, 4,064.67 and 2,881.35 is: 3,964.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.25 : 4,064.67 = 2,881.35 : x
  2. Step 2: Convert to fraction form
    2,954.25/4,064.67 = 2,881.35/x
  3. Step 3: Cross multiply
    2,954.25x = 4,064.67 × 2,881.35
  4. Step 4: Simplify right side
    2,954.25x = 11,711,736.90
  5. Step 5: Solve for x
    x = 11,711,736.90/2,954.25
  6. Step 6: Final answer
    x = 3,964.37

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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.