Home / 9,173.34-13,765.50-3,979.22

Finding the Fourth Proportional to 9,173.34, 13,765.50 and 3,979.22

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Solution

The fourth proportional to 9,173.34, 13,765.50 and 3,979.22 is: 5,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.34 : 13,765.50 = 3,979.22 : x
  2. Step 2: Convert to fraction form
    9,173.34/13,765.50 = 3,979.22/x
  3. Step 3: Cross multiply
    9,173.34x = 13,765.50 × 3,979.22
  4. Step 4: Simplify right side
    9,173.34x = 54,775,884.08
  5. Step 5: Solve for x
    x = 54,775,884.08/9,173.34
  6. Step 6: Final answer
    x = 5,971.20

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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.