Home / 5,567.20-7,682.80-3,083.20

Finding the Fourth Proportional to 5,567.20, 7,682.80 and 3,083.20

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Solution

The fourth proportional to 5,567.20, 7,682.80 and 3,083.20 is: 4,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.20 : 7,682.80 = 3,083.20 : x
  2. Step 2: Convert to fraction form
    5,567.20/7,682.80 = 3,083.20/x
  3. Step 3: Cross multiply
    5,567.20x = 7,682.80 × 3,083.20
  4. Step 4: Simplify right side
    5,567.20x = 23,687,608.96
  5. Step 5: Solve for x
    x = 23,687,608.96/5,567.20
  6. Step 6: Final answer
    x = 4,254.85

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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.