Home / 8,869.37-13,306.90-2,629.43

Finding the Fourth Proportional to 8,869.37, 13,306.90 and 2,629.43

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Solution

The fourth proportional to 8,869.37, 13,306.90 and 2,629.43 is: 3,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.37 : 13,306.90 = 2,629.43 : x
  2. Step 2: Convert to fraction form
    8,869.37/13,306.90 = 2,629.43/x
  3. Step 3: Cross multiply
    8,869.37x = 13,306.90 × 2,629.43
  4. Step 4: Simplify right side
    8,869.37x = 34,989,488.96
  5. Step 5: Solve for x
    x = 34,989,488.96/8,869.37
  6. Step 6: Final answer
    x = 3,944.98

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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.