Home / 8,635.34-12,953.49-2,792.41

Finding the Fourth Proportional to 8,635.34, 12,953.49 and 2,792.41

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Solution

The fourth proportional to 8,635.34, 12,953.49 and 2,792.41 is: 4,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.34 : 12,953.49 = 2,792.41 : x
  2. Step 2: Convert to fraction form
    8,635.34/12,953.49 = 2,792.41/x
  3. Step 3: Cross multiply
    8,635.34x = 12,953.49 × 2,792.41
  4. Step 4: Simplify right side
    8,635.34x = 36,171,412.16
  5. Step 5: Solve for x
    x = 36,171,412.16/8,635.34
  6. Step 6: Final answer
    x = 4,188.76

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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.