Home / 11,306.08-16,960.80-3,515.52

Finding the Fourth Proportional to 11,306.08, 16,960.80 and 3,515.52

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Solution

The fourth proportional to 11,306.08, 16,960.80 and 3,515.52 is: 5,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.08 : 16,960.80 = 3,515.52 : x
  2. Step 2: Convert to fraction form
    11,306.08/16,960.80 = 3,515.52/x
  3. Step 3: Cross multiply
    11,306.08x = 16,960.80 × 3,515.52
  4. Step 4: Simplify right side
    11,306.08x = 59,626,031.62
  5. Step 5: Solve for x
    x = 59,626,031.62/11,306.08
  6. Step 6: Final answer
    x = 5,273.80

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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.