Home / 5,689.27-8,530.26-2,765.98

Finding the Fourth Proportional to 5,689.27, 8,530.26 and 2,765.98

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Solution

The fourth proportional to 5,689.27, 8,530.26 and 2,765.98 is: 4,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.27 : 8,530.26 = 2,765.98 : x
  2. Step 2: Convert to fraction form
    5,689.27/8,530.26 = 2,765.98/x
  3. Step 3: Cross multiply
    5,689.27x = 8,530.26 × 2,765.98
  4. Step 4: Simplify right side
    5,689.27x = 23,594,528.55
  5. Step 5: Solve for x
    x = 23,594,528.55/5,689.27
  6. Step 6: Final answer
    x = 4,147.20

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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.