Home / 11,642.89-17,464.35-2,877.67

Finding the Fourth Proportional to 11,642.89, 17,464.35 and 2,877.67

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Solution

The fourth proportional to 11,642.89, 17,464.35 and 2,877.67 is: 4,316.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.89 : 17,464.35 = 2,877.67 : x
  2. Step 2: Convert to fraction form
    11,642.89/17,464.35 = 2,877.67/x
  3. Step 3: Cross multiply
    11,642.89x = 17,464.35 × 2,877.67
  4. Step 4: Simplify right side
    11,642.89x = 50,256,636.06
  5. Step 5: Solve for x
    x = 50,256,636.06/11,642.89
  6. Step 6: Final answer
    x = 4,316.51

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Half scale
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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.