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Finding the Fourth Proportional to 4,944.69, 7,417.04 and 2,891.25

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Solution

The fourth proportional to 4,944.69, 7,417.04 and 2,891.25 is: 4,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.69 : 7,417.04 = 2,891.25 : x
  2. Step 2: Convert to fraction form
    4,944.69/7,417.04 = 2,891.25/x
  3. Step 3: Cross multiply
    4,944.69x = 7,417.04 × 2,891.25
  4. Step 4: Simplify right side
    4,944.69x = 21,444,502.44
  5. Step 5: Solve for x
    x = 21,444,502.44/4,944.69
  6. Step 6: Final answer
    x = 4,336.88

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.