Home / 4,764.80-6,575.31-2,775.75

Finding the Fourth Proportional to 4,764.80, 6,575.31 and 2,775.75

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Solution

The fourth proportional to 4,764.80, 6,575.31 and 2,775.75 is: 3,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.80 : 6,575.31 = 2,775.75 : x
  2. Step 2: Convert to fraction form
    4,764.80/6,575.31 = 2,775.75/x
  3. Step 3: Cross multiply
    4,764.80x = 6,575.31 × 2,775.75
  4. Step 4: Simplify right side
    4,764.80x = 18,251,392.08
  5. Step 5: Solve for x
    x = 18,251,392.08/4,764.80
  6. Step 6: Final answer
    x = 3,830.46

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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.