Home / 11,140.62-16,711.45-4,562.20

Finding the Fourth Proportional to 11,140.62, 16,711.45 and 4,562.20

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Solution

The fourth proportional to 11,140.62, 16,711.45 and 4,562.20 is: 6,843.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.62 : 16,711.45 = 4,562.20 : x
  2. Step 2: Convert to fraction form
    11,140.62/16,711.45 = 4,562.20/x
  3. Step 3: Cross multiply
    11,140.62x = 16,711.45 × 4,562.20
  4. Step 4: Simplify right side
    11,140.62x = 76,240,882.23
  5. Step 5: Solve for x
    x = 76,240,882.23/11,140.62
  6. Step 6: Final answer
    x = 6,843.50

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1.5x scale

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.