Home / 8,669.26-13,000.65-2,745.46

Finding the Fourth Proportional to 8,669.26, 13,000.65 and 2,745.46

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Solution

The fourth proportional to 8,669.26, 13,000.65 and 2,745.46 is: 4,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.26 : 13,000.65 = 2,745.46 : x
  2. Step 2: Convert to fraction form
    8,669.26/13,000.65 = 2,745.46/x
  3. Step 3: Cross multiply
    8,669.26x = 13,000.65 × 2,745.46
  4. Step 4: Simplify right side
    8,669.26x = 35,692,764.55
  5. Step 5: Solve for x
    x = 35,692,764.55/8,669.26
  6. Step 6: Final answer
    x = 4,117.16

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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.