Home / 9,419.19-14,128.32-3,497.23

Finding the Fourth Proportional to 9,419.19, 14,128.32 and 3,497.23

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Solution

The fourth proportional to 9,419.19, 14,128.32 and 3,497.23 is: 5,245.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.19 : 14,128.32 = 3,497.23 : x
  2. Step 2: Convert to fraction form
    9,419.19/14,128.32 = 3,497.23/x
  3. Step 3: Cross multiply
    9,419.19x = 14,128.32 × 3,497.23
  4. Step 4: Simplify right side
    9,419.19x = 49,409,949.23
  5. Step 5: Solve for x
    x = 49,409,949.23/9,419.19
  6. Step 6: Final answer
    x = 5,245.67

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Double scale
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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.