Home / 5,040.82-6,955.94-2,802.56

Finding the Fourth Proportional to 5,040.82, 6,955.94 and 2,802.56

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Solution

The fourth proportional to 5,040.82, 6,955.94 and 2,802.56 is: 3,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.82 : 6,955.94 = 2,802.56 : x
  2. Step 2: Convert to fraction form
    5,040.82/6,955.94 = 2,802.56/x
  3. Step 3: Cross multiply
    5,040.82x = 6,955.94 × 2,802.56
  4. Step 4: Simplify right side
    5,040.82x = 19,494,425.19
  5. Step 5: Solve for x
    x = 19,494,425.19/5,040.82
  6. Step 6: Final answer
    x = 3,867.31

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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.