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Finding the Fourth Proportional to 5,448.88, 7,519.44 and 2,964.88

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Solution

The fourth proportional to 5,448.88, 7,519.44 and 2,964.88 is: 4,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.88 : 7,519.44 = 2,964.88 : x
  2. Step 2: Convert to fraction form
    5,448.88/7,519.44 = 2,964.88/x
  3. Step 3: Cross multiply
    5,448.88x = 7,519.44 × 2,964.88
  4. Step 4: Simplify right side
    5,448.88x = 22,294,237.27
  5. Step 5: Solve for x
    x = 22,294,237.27/5,448.88
  6. Step 6: Final answer
    x = 4,091.53

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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.