Home / 5,675.22-8,520.12-3,079.98

Finding the Fourth Proportional to 5,675.22, 8,520.12 and 3,079.98

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Solution

The fourth proportional to 5,675.22, 8,520.12 and 3,079.98 is: 4,623.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.22 : 8,520.12 = 3,079.98 : x
  2. Step 2: Convert to fraction form
    5,675.22/8,520.12 = 3,079.98/x
  3. Step 3: Cross multiply
    5,675.22x = 8,520.12 × 3,079.98
  4. Step 4: Simplify right side
    5,675.22x = 26,241,799.20
  5. Step 5: Solve for x
    x = 26,241,799.20/5,675.22
  6. Step 6: Final answer
    x = 4,623.93

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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.