Home / 3,237.31-4,467.07-1,820.82

Finding the Fourth Proportional to 3,237.31, 4,467.07 and 1,820.82

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Solution

The fourth proportional to 3,237.31, 4,467.07 and 1,820.82 is: 2,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.31 : 4,467.07 = 1,820.82 : x
  2. Step 2: Convert to fraction form
    3,237.31/4,467.07 = 1,820.82/x
  3. Step 3: Cross multiply
    3,237.31x = 4,467.07 × 1,820.82
  4. Step 4: Simplify right side
    3,237.31x = 8,133,725.85
  5. Step 5: Solve for x
    x = 8,133,725.85/3,237.31
  6. Step 6: Final answer
    x = 2,512.50

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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.