Home / 5,034.28-6,947.78-2,796.36

Finding the Fourth Proportional to 5,034.28, 6,947.78 and 2,796.36

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Solution

The fourth proportional to 5,034.28, 6,947.78 and 2,796.36 is: 3,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.28 : 6,947.78 = 2,796.36 : x
  2. Step 2: Convert to fraction form
    5,034.28/6,947.78 = 2,796.36/x
  3. Step 3: Cross multiply
    5,034.28x = 6,947.78 × 2,796.36
  4. Step 4: Simplify right side
    5,034.28x = 19,428,494.08
  5. Step 5: Solve for x
    x = 19,428,494.08/5,034.28
  6. Step 6: Final answer
    x = 3,859.24

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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.