Home / 11,073.70-16,590.30-5,217.40

Finding the Fourth Proportional to 11,073.70, 16,590.30 and 5,217.40

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Solution

The fourth proportional to 11,073.70, 16,590.30 and 5,217.40 is: 7,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.70 : 16,590.30 = 5,217.40 : x
  2. Step 2: Convert to fraction form
    11,073.70/16,590.30 = 5,217.40/x
  3. Step 3: Cross multiply
    11,073.70x = 16,590.30 × 5,217.40
  4. Step 4: Simplify right side
    11,073.70x = 86,558,231.22
  5. Step 5: Solve for x
    x = 86,558,231.22/11,073.70
  6. Step 6: Final answer
    x = 7,816.56

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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.