Home / 8,873.08-13,311.60-3,679

Finding the Fourth Proportional to 8,873.08, 13,311.60 and 3,679

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Solution

The fourth proportional to 8,873.08, 13,311.60 and 3,679 is: 5,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.08 : 13,311.60 = 3,679 : x
  2. Step 2: Convert to fraction form
    8,873.08/13,311.60 = 3,679/x
  3. Step 3: Cross multiply
    8,873.08x = 13,311.60 × 3,679
  4. Step 4: Simplify right side
    8,873.08x = 48,973,376.40
  5. Step 5: Solve for x
    x = 48,973,376.40/8,873.08
  6. Step 6: Final answer
    x = 5,519.32

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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.