Home / 8,635.04-12,954.98-2,792.10

Finding the Fourth Proportional to 8,635.04, 12,954.98 and 2,792.10

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Solution

The fourth proportional to 8,635.04, 12,954.98 and 2,792.10 is: 4,188.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.04 : 12,954.98 = 2,792.10 : x
  2. Step 2: Convert to fraction form
    8,635.04/12,954.98 = 2,792.10/x
  3. Step 3: Cross multiply
    8,635.04x = 12,954.98 × 2,792.10
  4. Step 4: Simplify right side
    8,635.04x = 36,171,606.64
  5. Step 5: Solve for x
    x = 36,171,606.64/8,635.04
  6. Step 6: Final answer
    x = 4,188.94

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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.