Home / 11,140.60-16,713.01-4,477.62

Finding the Fourth Proportional to 11,140.60, 16,713.01 and 4,477.62

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Solution

The fourth proportional to 11,140.60, 16,713.01 and 4,477.62 is: 6,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.60 : 16,713.01 = 4,477.62 : x
  2. Step 2: Convert to fraction form
    11,140.60/16,713.01 = 4,477.62/x
  3. Step 3: Cross multiply
    11,140.60x = 16,713.01 × 4,477.62
  4. Step 4: Simplify right side
    11,140.60x = 74,834,401.88
  5. Step 5: Solve for x
    x = 74,834,401.88/11,140.60
  6. Step 6: Final answer
    x = 6,717.27

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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.