Home / 11,174.43-16,761.63-2,854.45

Finding the Fourth Proportional to 11,174.43, 16,761.63 and 2,854.45

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Solution

The fourth proportional to 11,174.43, 16,761.63 and 2,854.45 is: 4,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.43 : 16,761.63 = 2,854.45 : x
  2. Step 2: Convert to fraction form
    11,174.43/16,761.63 = 2,854.45/x
  3. Step 3: Cross multiply
    11,174.43x = 16,761.63 × 2,854.45
  4. Step 4: Simplify right side
    11,174.43x = 47,845,266.41
  5. Step 5: Solve for x
    x = 47,845,266.41/11,174.43
  6. Step 6: Final answer
    x = 4,281.67

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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.