Home / 2,971.44-4,097.88-2,551.66

Finding the Fourth Proportional to 2,971.44, 4,097.88 and 2,551.66

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Solution

The fourth proportional to 2,971.44, 4,097.88 and 2,551.66 is: 3,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.44 : 4,097.88 = 2,551.66 : x
  2. Step 2: Convert to fraction form
    2,971.44/4,097.88 = 2,551.66/x
  3. Step 3: Cross multiply
    2,971.44x = 4,097.88 × 2,551.66
  4. Step 4: Simplify right side
    2,971.44x = 10,456,396.48
  5. Step 5: Solve for x
    x = 10,456,396.48/2,971.44
  6. Step 6: Final answer
    x = 3,518.97

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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.