Home / 8,885.75-13,328.70-3,042.41

Finding the Fourth Proportional to 8,885.75, 13,328.70 and 3,042.41

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Solution

The fourth proportional to 8,885.75, 13,328.70 and 3,042.41 is: 4,563.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.75 : 13,328.70 = 3,042.41 : x
  2. Step 2: Convert to fraction form
    8,885.75/13,328.70 = 3,042.41/x
  3. Step 3: Cross multiply
    8,885.75x = 13,328.70 × 3,042.41
  4. Step 4: Simplify right side
    8,885.75x = 40,551,354.95
  5. Step 5: Solve for x
    x = 40,551,354.95/8,885.75
  6. Step 6: Final answer
    x = 4,563.64

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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.