Home / 11,730.55-16,189.33-6,695.53

Finding the Fourth Proportional to 11,730.55, 16,189.33 and 6,695.53

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Solution

The fourth proportional to 11,730.55, 16,189.33 and 6,695.53 is: 9,240.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.55 : 16,189.33 = 6,695.53 : x
  2. Step 2: Convert to fraction form
    11,730.55/16,189.33 = 6,695.53/x
  3. Step 3: Cross multiply
    11,730.55x = 16,189.33 × 6,695.53
  4. Step 4: Simplify right side
    11,730.55x = 108,396,144.69
  5. Step 5: Solve for x
    x = 108,396,144.69/11,730.55
  6. Step 6: Final answer
    x = 9,240.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.