Home / 5,040.09-6,954.98-2,771.60

Finding the Fourth Proportional to 5,040.09, 6,954.98 and 2,771.60

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Solution

The fourth proportional to 5,040.09, 6,954.98 and 2,771.60 is: 3,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.09 : 6,954.98 = 2,771.60 : x
  2. Step 2: Convert to fraction form
    5,040.09/6,954.98 = 2,771.60/x
  3. Step 3: Cross multiply
    5,040.09x = 6,954.98 × 2,771.60
  4. Step 4: Simplify right side
    5,040.09x = 19,276,373.94
  5. Step 5: Solve for x
    x = 19,276,373.94/5,040.09
  6. Step 6: Final answer
    x = 3,824.61

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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.