Home / 7,589.82-11,385.35-2,659.35

Finding the Fourth Proportional to 7,589.82, 11,385.35 and 2,659.35

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Solution

The fourth proportional to 7,589.82, 11,385.35 and 2,659.35 is: 3,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589.82 : 11,385.35 = 2,659.35 : x
  2. Step 2: Convert to fraction form
    7,589.82/11,385.35 = 2,659.35/x
  3. Step 3: Cross multiply
    7,589.82x = 11,385.35 × 2,659.35
  4. Step 4: Simplify right side
    7,589.82x = 30,277,617.23
  5. Step 5: Solve for x
    x = 30,277,617.23/7,589.82
  6. Step 6: Final answer
    x = 3,989.24

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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.