Home / 8,911.64-13,367.30-3,068.12

Finding the Fourth Proportional to 8,911.64, 13,367.30 and 3,068.12

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Solution

The fourth proportional to 8,911.64, 13,367.30 and 3,068.12 is: 4,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.64 : 13,367.30 = 3,068.12 : x
  2. Step 2: Convert to fraction form
    8,911.64/13,367.30 = 3,068.12/x
  3. Step 3: Cross multiply
    8,911.64x = 13,367.30 × 3,068.12
  4. Step 4: Simplify right side
    8,911.64x = 41,012,398.30
  5. Step 5: Solve for x
    x = 41,012,398.30/8,911.64
  6. Step 6: Final answer
    x = 4,602.12

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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.