Home / 5,204.64-7,182.39-2,846.76

Finding the Fourth Proportional to 5,204.64, 7,182.39 and 2,846.76

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Solution

The fourth proportional to 5,204.64, 7,182.39 and 2,846.76 is: 3,928.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.64 : 7,182.39 = 2,846.76 : x
  2. Step 2: Convert to fraction form
    5,204.64/7,182.39 = 2,846.76/x
  3. Step 3: Cross multiply
    5,204.64x = 7,182.39 × 2,846.76
  4. Step 4: Simplify right side
    5,204.64x = 20,446,540.56
  5. Step 5: Solve for x
    x = 20,446,540.56/5,204.64
  6. Step 6: Final answer
    x = 3,928.52

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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.