Home / 5,459.31-8,189.01-2,173.24

Finding the Fourth Proportional to 5,459.31, 8,189.01 and 2,173.24

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Solution

The fourth proportional to 5,459.31, 8,189.01 and 2,173.24 is: 3,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.31 : 8,189.01 = 2,173.24 : x
  2. Step 2: Convert to fraction form
    5,459.31/8,189.01 = 2,173.24/x
  3. Step 3: Cross multiply
    5,459.31x = 8,189.01 × 2,173.24
  4. Step 4: Simplify right side
    5,459.31x = 17,796,684.09
  5. Step 5: Solve for x
    x = 17,796,684.09/5,459.31
  6. Step 6: Final answer
    x = 3,259.88

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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.