Home / 4,684.80-7,029.90-1,765.14

Finding the Fourth Proportional to 4,684.80, 7,029.90 and 1,765.14

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Solution

The fourth proportional to 4,684.80, 7,029.90 and 1,765.14 is: 2,648.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.80 : 7,029.90 = 1,765.14 : x
  2. Step 2: Convert to fraction form
    4,684.80/7,029.90 = 1,765.14/x
  3. Step 3: Cross multiply
    4,684.80x = 7,029.90 × 1,765.14
  4. Step 4: Simplify right side
    4,684.80x = 12,408,757.69
  5. Step 5: Solve for x
    x = 12,408,757.69/4,684.80
  6. Step 6: Final answer
    x = 2,648.73

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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.