Home / 11,118.61-16,677.46-3,722.50

Finding the Fourth Proportional to 11,118.61, 16,677.46 and 3,722.50

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Solution

The fourth proportional to 11,118.61, 16,677.46 and 3,722.50 is: 5,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.61 : 16,677.46 = 3,722.50 : x
  2. Step 2: Convert to fraction form
    11,118.61/16,677.46 = 3,722.50/x
  3. Step 3: Cross multiply
    11,118.61x = 16,677.46 × 3,722.50
  4. Step 4: Simplify right side
    11,118.61x = 62,081,844.85
  5. Step 5: Solve for x
    x = 62,081,844.85/11,118.61
  6. Step 6: Final answer
    x = 5,583.60

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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.