Home / 3,309.36-4,959.48-2,575.56

Finding the Fourth Proportional to 3,309.36, 4,959.48 and 2,575.56

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Solution

The fourth proportional to 3,309.36, 4,959.48 and 2,575.56 is: 3,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.36 : 4,959.48 = 2,575.56 : x
  2. Step 2: Convert to fraction form
    3,309.36/4,959.48 = 2,575.56/x
  3. Step 3: Cross multiply
    3,309.36x = 4,959.48 × 2,575.56
  4. Step 4: Simplify right side
    3,309.36x = 12,773,438.31
  5. Step 5: Solve for x
    x = 12,773,438.31/3,309.36
  6. Step 6: Final answer
    x = 3,859.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.