Home / 8,484.22-12,711.27-3,542.99

Finding the Fourth Proportional to 8,484.22, 12,711.27 and 3,542.99

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Solution

The fourth proportional to 8,484.22, 12,711.27 and 3,542.99 is: 5,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484.22 : 12,711.27 = 3,542.99 : x
  2. Step 2: Convert to fraction form
    8,484.22/12,711.27 = 3,542.99/x
  3. Step 3: Cross multiply
    8,484.22x = 12,711.27 × 3,542.99
  4. Step 4: Simplify right side
    8,484.22x = 45,035,838.94
  5. Step 5: Solve for x
    x = 45,035,838.94/8,484.22
  6. Step 6: Final answer
    x = 5,308.19

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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.