Home / 11,211.66-16,800.90-4,966.02

Finding the Fourth Proportional to 11,211.66, 16,800.90 and 4,966.02

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Solution

The fourth proportional to 11,211.66, 16,800.90 and 4,966.02 is: 7,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211.66 : 16,800.90 = 4,966.02 : x
  2. Step 2: Convert to fraction form
    11,211.66/16,800.90 = 4,966.02/x
  3. Step 3: Cross multiply
    11,211.66x = 16,800.90 × 4,966.02
  4. Step 4: Simplify right side
    11,211.66x = 83,433,605.42
  5. Step 5: Solve for x
    x = 83,433,605.42/11,211.66
  6. Step 6: Final answer
    x = 7,441.68

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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.