Home / 8,542.41-12,814.85-2,697.67

Finding the Fourth Proportional to 8,542.41, 12,814.85 and 2,697.67

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Solution

The fourth proportional to 8,542.41, 12,814.85 and 2,697.67 is: 4,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.41 : 12,814.85 = 2,697.67 : x
  2. Step 2: Convert to fraction form
    8,542.41/12,814.85 = 2,697.67/x
  3. Step 3: Cross multiply
    8,542.41x = 12,814.85 × 2,697.67
  4. Step 4: Simplify right side
    8,542.41x = 34,570,236.40
  5. Step 5: Solve for x
    x = 34,570,236.40/8,542.41
  6. Step 6: Final answer
    x = 4,046.90

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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.