Home / 6,320.80-9,481.20-2,625.58

Finding the Fourth Proportional to 6,320.80, 9,481.20 and 2,625.58

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Solution

The fourth proportional to 6,320.80, 9,481.20 and 2,625.58 is: 3,938.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.80 : 9,481.20 = 2,625.58 : x
  2. Step 2: Convert to fraction form
    6,320.80/9,481.20 = 2,625.58/x
  3. Step 3: Cross multiply
    6,320.80x = 9,481.20 × 2,625.58
  4. Step 4: Simplify right side
    6,320.80x = 24,893,649.10
  5. Step 5: Solve for x
    x = 24,893,649.10/6,320.80
  6. Step 6: Final answer
    x = 3,938.37

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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.