Home / 9,086.83-13,626.76-3,539.45

Finding the Fourth Proportional to 9,086.83, 13,626.76 and 3,539.45

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Solution

The fourth proportional to 9,086.83, 13,626.76 and 3,539.45 is: 5,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.83 : 13,626.76 = 3,539.45 : x
  2. Step 2: Convert to fraction form
    9,086.83/13,626.76 = 3,539.45/x
  3. Step 3: Cross multiply
    9,086.83x = 13,626.76 × 3,539.45
  4. Step 4: Simplify right side
    9,086.83x = 48,231,180.93
  5. Step 5: Solve for x
    x = 48,231,180.93/9,086.83
  6. Step 6: Final answer
    x = 5,307.81

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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.