Home / 7,589.96-11,390.06-2,659.64

Finding the Fourth Proportional to 7,589.96, 11,390.06 and 2,659.64

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Solution

The fourth proportional to 7,589.96, 11,390.06 and 2,659.64 is: 3,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589.96 : 11,390.06 = 2,659.64 : x
  2. Step 2: Convert to fraction form
    7,589.96/11,390.06 = 2,659.64/x
  3. Step 3: Cross multiply
    7,589.96x = 11,390.06 × 2,659.64
  4. Step 4: Simplify right side
    7,589.96x = 30,293,459.18
  5. Step 5: Solve for x
    x = 30,293,459.18/7,589.96
  6. Step 6: Final answer
    x = 3,991.25

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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.