Home / 11,476.62-17,203.86-3,680.10

Finding the Fourth Proportional to 11,476.62, 17,203.86 and 3,680.10

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Solution

The fourth proportional to 11,476.62, 17,203.86 and 3,680.10 is: 5,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.62 : 17,203.86 = 3,680.10 : x
  2. Step 2: Convert to fraction form
    11,476.62/17,203.86 = 3,680.10/x
  3. Step 3: Cross multiply
    11,476.62x = 17,203.86 × 3,680.10
  4. Step 4: Simplify right side
    11,476.62x = 63,311,925.19
  5. Step 5: Solve for x
    x = 63,311,925.19/11,476.62
  6. Step 6: Final answer
    x = 5,516.60

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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.