Home / 9,140.88-13,711.32-3,297.48

Finding the Fourth Proportional to 9,140.88, 13,711.32 and 3,297.48

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Solution

The fourth proportional to 9,140.88, 13,711.32 and 3,297.48 is: 4,946.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.88 : 13,711.32 = 3,297.48 : x
  2. Step 2: Convert to fraction form
    9,140.88/13,711.32 = 3,297.48/x
  3. Step 3: Cross multiply
    9,140.88x = 13,711.32 × 3,297.48
  4. Step 4: Simplify right side
    9,140.88x = 45,212,842.53
  5. Step 5: Solve for x
    x = 45,212,842.53/9,140.88
  6. Step 6: Final answer
    x = 4,946.23

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Similar ratio
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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.