Home / 8,915.37-13,372.34-2,341.37

Finding the Fourth Proportional to 8,915.37, 13,372.34 and 2,341.37

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Solution

The fourth proportional to 8,915.37, 13,372.34 and 2,341.37 is: 3,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.37 : 13,372.34 = 2,341.37 : x
  2. Step 2: Convert to fraction form
    8,915.37/13,372.34 = 2,341.37/x
  3. Step 3: Cross multiply
    8,915.37x = 13,372.34 × 2,341.37
  4. Step 4: Simplify right side
    8,915.37x = 31,309,630.60
  5. Step 5: Solve for x
    x = 31,309,630.60/8,915.37
  6. Step 6: Final answer
    x = 3,511.87

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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.